Shiv Iyer @thewebscaledba
Principal Data Architect | High-Concurrency Systems | Statistics | SQL | NoSQL | NewSQL | DBaaS | MinervaDB | ChistaDATA | OLTP | OLAP | ColumnStore | HTAP linkedin.com/in/thewebscale… San Francisco Bay Area Joined April 2015-
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🌟 Star Schema = Data modeling genius! Facts = "what happened" (sales, clicks), Dimensions = "context" (who, when, where). Denormalized dims trade storage for speed. Your queries will thank you! 🚀 #DataEngineering #StarSchema #DataModeling #Analytics
minervadb.xyz/kafka-performa… Kafka Performance Tuning – Producer Configuration and Cluster Optimization #Kafka #MinervaDB #ChistaDATA #KafkaSupport #KafkaPerformance @chistadata @WebScaleDBA
Kafka internals and practical hacks for boosting performance and scalability: 1. Want to supercharge your Kafka cluster? 🚀 Tune `num.network.threads` and `num.io.threads` to match your CPU cores for massive gains in network and disk throughput!…
🔧 PostgreSQL 17 I/O Troubleshooting Tip High disk waits? Check pg_stat_io for bottlenecks, tune shared_buffers (25% RAM), enable wal_compression, set checkpoint_completion_target=0.9, and consider splitting WAL to separate SSD. Use iotop + pg_stat_statements to identify heavy…
🗄️ DevOps Meets Database: Infrastructure as Code for Data Tier Terraform provisions DB clusters, Ansible automates configuration management, and GitOps pipelines deploy schema migrations with zero downtime. Monitoring with Prometheus, backup automation, connection pooling, and…
⚡ Cassandra HA: Engineered for Zero Downtime Ring topology with consistent hashing ensures data distribution across nodes. Tunable consistency levels (ONE, QUORUM, ALL) balance performance vs. durability. Multi-datacenter replication with NetworkTopologyStrategy provides…
Data vectorization represents the critical preprocessing step that transforms raw, unstructured data into dense numerical representations within high-dimensional vector spaces. Modern transformer architectures rely on embedding layers that map discrete tokens (words, subwords, or…
Seamless replication and instant failover in PostgreSQL keep your data safe and apps always online! 🔄🛡️ With streaming replication and automatic switchover, enjoy zero downtime and bulletproof resilience for mission-critical workloads. #PostgreSQL #Replication #Failover…
AI is transforming data analytics in 2025! From automated data cleaning to predictive modeling, businesses now unlock deeper, faster insights than ever before. Ready for smarter decisions? 🤖📊 #DataAnalytics #AI #MachineLearning #Innovation #BigData
🗃️ SQL vs NoSQL vs NewSQL: Choosing the right database for your technical use case! 🎯 SQL (RDBMS) - The Reliable Workhorse: ✅ ACID transactions & strict consistency ✅ Complex joins & analytical queries ✅ Financial systems, ERP, CRM ✅ Structured data with clear…
🎯 Redis sharding for Ad Tech? Here's how to handle 100K+ QPS with sub-millisecond latency! ⚡ Sharding Strategy for Ad Tech: • User-based sharding (consistent hashing on user_id) • Campaign-based partitioning for targeting data • Geo-based shards for location targeting…
The brutal reality: * 53% of users abandon apps that take >3s to load * 1 second delay = 7% conversion drop * Poor performance kills frequency before monetization even starts Day 1 Technical Imperatives: ✅ Load balancing & auto-scaling ready ✅ Database read replicas…
🔍 PostgreSQL Pro Tip: Hunting down those pesky long-running queries! 🎯 Quick Investigation Steps: 1️⃣ Find the culprits: SELECT pid, query, state, query_start FROM pg_stat_activity WHERE state = 'active' AND query_start < now() - interval '5 minutes'; 2️⃣ Check execution…
⚡ Optimizing LSM write performance? Here's your playbook for scaling write-heavy workloads! 🚀 Write Path Optimization: • Batch writes to reduce WAL overhead • Tune memtable size & flush intervals • Optimize compaction strategy (leveled vs size-tiered) • Configure write…
🚀 Scaling heterogeneous database infrastructure? DevOps efficiency is your secret weapon! 🎯 Infrastructure as Code: • Terraform modules for multi-DB deployments • Ansible playbooks for config management • Kubernetes operators for automated scaling Unified Operations: •…
📊 Essential Cassandra metrics for bulletproof performance monitoring! 🎯 Read/Write Performance: • Read/Write latency P95/P99 percentiles • Ops/sec per table & keyspace • Pending compactions count • SSTable count per table Resource Utilization: • JVM heap usage & GC…
🔍 PostgreSQL's cost-based optimizer is the unsung hero of query performance! It analyzes table statistics, evaluates join algorithms, and chooses execution paths that can make your queries 100x faster ⚡ Key operations that boost performance: 📊 Statistics analysis with…
🚀 Vectorized computing is revolutionizing #GenAI! From SIMD operations accelerating transformer attention mechanisms to GPU-optimized matrix multiplications in diffusion models, parallel processing is the secret sauce behind: ✨ Lightning-fast RAG with FAISS/Annoy ⚡ Real-time…
🔧 PostgreSQL Sync Replication Troubleshooting Pro Tips: ✅ Check synchronous_standby_names config ✅ Verify network connectivity between primary/standby ✅ Monitor pg_stat_replication for lag metrics ✅ Ensure wal_level = replica ✅ Validate synchronous_commit settings Quick…

Peter Zaitsev @PeterZaitsev
47K Followers 12K Following Founder at Percona - Open Source with MySQL, MariaDB, MongoDB, PostgreSQL Entrepreneur, Author, Speaker #mysql #mongodb #postgres #mariadb #opensource
Tejeshwi Sharma 🇮�... @tejeshwi_sharma
33K Followers 2K Following Athlete @peakxvpartners, Racing against AGI, Racing against AGEing.
Franck Pachot @FranckPachot
17K Followers 2K Following 🥑 Developer Advocate at 🍃 MongoDB 🔸 AWS Data Hero 🅾️ Oracle Certified Master ▝▞ YugabyteDB 🐘 PostgreSQL 𝕏posting to bsky/mstdn/lnkdn
Pavlo Golub @PavloGolub
2K Followers 405 Following PostgreSQL expert @PostgresSupport. Programmer. Engineer. 🇺🇦 https://t.co/2tSLn4Jju2
Percona @Percona
16K Followers 3K Following Open Source Databases Run Better with Percona. Our expertise, software, services, and 24x7 support empower orgs to scale, optimize, and innovate w/o limits.
Alkin Tezuysal @ask_dba
2K Followers 2K Following Open Source Database Evangelist -Born to Sail, Forced to Work! #mysqlcookbook4e #designandmodeling #oracleacepro https://t.co/9S1iQ6x52w
MariaDB Foundation @mariadb_org
3K Followers 166 Following Ensuring continuity and open collaboration in the MariaDB ecosystem
Prachi Pawar @prachipawaar
1K Followers 316 Following Founder @AnandiSchools | Past Life: @SequoiaIndiaSEA @_SurgeAhead @HarvardHBS
Sidu Ponnappa @ponnappa
31K Followers 1K Following building @realfastai. blackpill enjoyer. always joking here. 🖖🕉️✨λ h+
Jean-François Gagné @jfg956
1K Followers 223 Following System / Infrastructure Engineer and MySQL Expert, blogger, tech. speaker, cyclist, runner, scuba-diver instructor, Québécois, French, and Canadian.
Vivek Ramachandran @vivekramac
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Federico Razzoli @FedericoRazzol1
673 Followers 795 Following Founder of Vettabase | Database Automation & Consulting
Kriti Gupta @kriti_kg
8K Followers 955 Following Early stage investor at @peakxvpartners (fka Sequoia India). Views are personal. DM at https://t.co/GNFaLnmanE
Ajey Gore @AjeyGore
22K Followers 403 Following engineer builder tech product - operating partner @peakxvpartners @_surgeahead finding peace within.
Azure Database for My... @AzureDBMySQL
2K Followers 90 Following This is the official Microsoft account for the Azure Database for MySQL managed service.
John Arundel @bitfield
95K Followers 89K Following Go/Rust writer and teacher 🦀. Programming is fun, and you should have fun! Join my Code Club for free Rust + Go learning resources ↓
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911 Followers 664 Following Investor focusing on venture stage companies at Peak XV Partners
Queeny @Que8eny
803 Followers 1K Following Dify| I18N | PongCAPer | Ex-TiDB | Ex-TiKV | Ex-Chaos Mesh
Jon Bakke @jonbakke
2K Followers 784 Following Database exec, investor, husband, father of 4, musician, sports fan. 🇺🇸 🇺🇸 🇺🇸 ~~ All views and opinions are mine.
Sharlene @human_sharlene
316 Followers 3K Following
Whiskey Web and Whatn... @whiskeywebfm
11K Followers 4K Following A podcast by @RobbieTheWagner, @CharlesWthe3rd, and @argyleink about whiskey, web development, and a wide range of whatnot.
DaleNicol @sekgPZoE4SpB8vi
1 Followers 311 Following
CarolWollaston @FzyxUjTxf12K8x
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FannyNelly @PDaj8nmX06izSa
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Kätzchenpfote @9Ro4Z9vpt5538nC
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BerthaAlerander @9AMT6lJw1yKi8O
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TobeyTracy @2PqQ584hpu4SRt
20 Followers 1K Following
BacktestAlpha🇺🇸 @Efipie851
46 Followers 2K Following 15-30% Monthly | 2 High-Conviction Stocks.Short-Term Gains: 15-20% in Days/Weeks.DM "JOIN" for WhatsApp Alerts. Live Trade Signals • Market Analysis
prasanna78 @Pr454nn4
120 Followers 700 Following
X @lin_jin_he
4 Followers 137 Following
Matt @Keafinance
2 Followers 187 Following
OilTradesNow🇺🇸 @Uifriepi304
45 Followers 2K Following 15-30% Monthly | 2 High-Conviction Stocks.Short-Term Gains: 15-20% in Days/Weeks.DM "JOIN" for WhatsApp Alerts. Live Trade Signals • Market Analysis
Makers for Change ⚡... @MakersforX
2K Followers 544 Following Turn spare microSDs into offline audio libraries for women in Africa. 1 card = 5 women empowered + 13 kg CO₂ saved. A project by @AudiopediaORG | #SD4Africa ♻️
Cierra Barton @barton13606
78 Followers 3K Following
Rishi Yadav @RishiYa48679696
253 Followers 5K Following
Arsweecau @Arsweecau46951
62 Followers 2K Following
GemmaNell @5AOXuJO4D6CyzQj
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76 Followers 4K Following
Grady Prohaska @GradyProha60575
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Ierorixor @Ierorixor4488
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Jabari Bernier @BernierJab41765
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sxxxxxxxxxxv @sxxxxxxxxxxv
7 Followers 557 Following
Margarita Bashirian-G... @MargaritaB14420
92 Followers 4K Following
Rhusu @Rhusu99505
56 Followers 3K Following
Ronny Almagno @AlmagnoRonny
5K Followers 8K Following 🇺🇸 USA warrior | Anti-woke, backin’ USA biz, fightin’ for God & freedom. #DrainTheSwamp #AmericaFirst #MAGA
Sanaya @XYinchan
2K Followers 1K Following
Hillary @dentonhillary27
204 Followers 3K Following
Claudio Omar Biale @cbiale78
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ShannySparkle @shanny55212
3 Followers 45 Following
KD the brave @InferenceKD
113 Followers 513 Following learn stuff, experiment stuff, fail stuff, rinse, repeat.
Jeagqu @Jeagqu840592
39 Followers 844 Following
Evelyn @JessicaHan33134
123 Followers 436 Following Kindness is free—spread it everywhere. You never know how much someone might need it today.
Abuzar Kamal @AbuzarKamal
186 Followers 2K Following Database Architect at Tesco. #Oracle, #postgreSQL, #Exadata, #goldengate, #Couchbase, #Azure, #AWS solutions architect associate
Muhammed @Muhammed523188
43 Followers 507 Following
John Cena @JohnCena
14.5M Followers 1.1M Following A forum of thoughts and perspectives designed to ignite conversations and actions leading to growth, and occasional self promotion. #NeverGiveUp #RiseAboveHate
Khaled @Khaled_Amir12
67 Followers 387 Following Software Engineer💻 | Full-Stack Web Developer | Java | PHP Developer | My passion is programming.. 🖱️
Irfan @Irfan_384
60 Followers 873 Following Developer | Coding & Cybersecurity. https://t.co/1UWd8LohsY
Soohi @Soohi03738
73 Followers 3K Following
Mellie Mertz @MellieM28049
55 Followers 2K Following
Adaline Rice @AdalineR9570
125 Followers 3K Following
Peter Zaitsev @PeterZaitsev
47K Followers 12K Following Founder at Percona - Open Source with MySQL, MariaDB, MongoDB, PostgreSQL Entrepreneur, Author, Speaker #mysql #mongodb #postgres #mariadb #opensource
lefred - @lefredbe.bs... @lefred
4K Followers 611 Following MySQL Community Manager - Oracle. My tweets don't necessary reflect the views of my employer. All you need to know is on https://t.co/AJYprUUNWJ ;-)
Tejeshwi Sharma 🇮�... @tejeshwi_sharma
33K Followers 2K Following Athlete @peakxvpartners, Racing against AGI, Racing against AGEing.
Nik Samokhvalov @samokhvalov
11K Followers 51 Following Talk to me if you have issues with your Postgres databases: [email protected] // I stand with Ukraine // @postgres_ai & @Database_Lab & @PostgresFM
Franck Pachot @FranckPachot
17K Followers 2K Following 🥑 Developer Advocate at 🍃 MongoDB 🔸 AWS Data Hero 🅾️ Oracle Certified Master ▝▞ YugabyteDB 🐘 PostgreSQL 𝕏posting to bsky/mstdn/lnkdn
MariaDB @mariadb
457K Followers 539 Following We are the company behind #MariaDB, the fastest growing #opensource #database. Download MariaDB at https://t.co/neCWRdLzIb.
Jason ✨👾SaaStr.A... @jasonlk
214K Followers 2K Following GET funded ➡ $200m https://t.co/AVvPIrIdFP🦄🦄🦄🦄🦄🦄 LEARN GTM ➡ https://t.co/X23R2qMajX CHAT with my clone ▶ https://t.co/bwkZCtvqlr Founder/ceo #AdobeSign
Pavlo Golub @PavloGolub
2K Followers 405 Following PostgreSQL expert @PostgresSupport. Programmer. Engineer. 🇺🇦 https://t.co/2tSLn4Jju2
Percona @Percona
16K Followers 3K Following Open Source Databases Run Better with Percona. Our expertise, software, services, and 24x7 support empower orgs to scale, optimize, and innovate w/o limits.
Denis Magda @denismagda
4K Followers 520 Following 🍔 Last 10+ years - distributed systems and databases (Postgres, YugabyteDB, ApacheIgnite) ☕ Before - Java dev team at Oracle and Sun
Alkin Tezuysal @ask_dba
2K Followers 2K Following Open Source Database Evangelist -Born to Sail, Forced to Work! #mysqlcookbook4e #designandmodeling #oracleacepro https://t.co/9S1iQ6x52w
Andy Pavlo (@andypavl... @andy_pavlo
36K Followers 200 Following Associate Professor of Databases @CarnegieMellon.
martin_casado @martin_casado
68K Followers 3K Following GP @ a16z ... questionable heuristics in a grossly underdetermined world
Austen Allred @Austen
418K Followers 1K Following Founder https://t.co/m6TigM4CJT: Free AI training for the smartest engineers in the world. Will tweet as I wish and suffer the consequences.
Planet PostgreSQL @planetpostgres
41K Followers 1 Following Blog entries from members of the PostgreSQL community
MariaDB Foundation @mariadb_org
3K Followers 166 Following Ensuring continuity and open collaboration in the MariaDB ecosystem
kuldeep @ku1deep
11K Followers 211 Following building observability for AI Native teams @last9io ; I love books and mountains. built and sold software at nokia, microsoft, and cleverTap.
Shreyas Doshi @shreyas
298K Followers 1K Following Led a couple of Stripe's most successful products from early days. Prev Twitter, Google, Yahoo. Now advising & teaching. Tweets useful for some—not for everyone
Ivan Velichko @iximiuz
63K Followers 553 Following Software Engineer. Educator. Entrepreneur. Bootstrapping https://t.co/9b6sZ2UVQj - a learning-by-doing platform to master Linux, Containers, and Kubernetes 🚀
Marc Bowes @marcbowes
824 Followers 117 Following I work for @AWSCloud (Aurora DSQL) & my opinions are my own.
Yuan Oracle ACE♠️ @YuanOracle
292 Followers 445 Following Oracle ACE, holder of more than 20 Oracle certification, author of the book MySQL 8.0 Operations and Optimization, blog: https://t.co/eLvpgFDed5
Mohit @aximox_cc
223 Followers 2K Following Founder Aximox, @ArizePhoenix Ambassdor Previously @cisco @VMware, Distributed Systems, Databases, Go/Rust.
CIO Middle East @CIO_MiddleEast
28K Followers 181 Following CIO Middle East, from @IDGWorld, is a leading resource for #CIOs, IT directors and business #technology executives in the #MiddleEast region.
Michael Brandi @mbrandi
2K Followers 2K Following CIO @Saphyreinc , Father, Husband, Runner turned Triathlete and general Nerd. Interests include: #Cloud #AI #Management #Strategy #Infosec #Triathlon
Benjamin Thomas @benjaminwthomas
2K Followers 2K Following CEO @ https://t.co/H5zP5zj3GK | Fractional CIO @ Connect Airlines & Pivot Airlines
ILIAS ISM @illyism
19K Followers 1K Following Built Officient (Sold $500k+ MRR) Founder of https://t.co/83TX8QdoYe Growing https://t.co/UT6ptWD57f - https://t.co/fiqqEJPjZ6 - https://t.co/X5gQf8nHsk I reverse-engineer what works: https://t.co/iUZOajGXw5
Shubham Saboo @Saboo_Shubham_
89K Followers 349 Following Daily tips and tutorials on AI Agents, RAG & LLMs | Author of books on GPT-3 & Neural Search in Production | DM open for collaboration
Wagner Bianchi @bianchiondbs
8 Followers 186 Following I do Databases and Cloud Data Infrastructure stuff. The opinions I express here don’t reflect those of my employer.
Abuzar Kamal @AbuzarKamal
186 Followers 2K Following Database Architect at Tesco. #Oracle, #postgreSQL, #Exadata, #goldengate, #Couchbase, #Azure, #AWS solutions architect associate
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1K Followers 2K Following Freelance Consultant - Real Time Analytics With ClickHouse
DeepSeek @deepseek_ai
973K Followers 0 Following Unravel the mystery of AGI with curiosity. Answer the essential question with long-termism.
Sukh Dugal @sukhdugal
3K Followers 141 Following
LINE Let's Get Rich I... @LGRID_Ofc
1K Followers 1 Following Twitter Resmi LINE Let's Get Rich Indonesia | Google Play: https://t.co/IjobshPkxv | App Store: https://t.co/gvDdZQEbCs | Download Sekarang!!
Sysware Indonesia @SyswareIndo
17 Followers 33 Following
Aligned Data Centers @aligneddc
1K Followers 2K Following Building the future of digital infrastructure. ⚡ Scalable, sustainable data centers for AI, cloud, and enterprise—built for speed, efficiency, and reliability.
Channel Partners @Channel_Expo
9K Followers 1K Following Channel Partners hosts the largest independent channel events for tech advisors/agents, MSPs, VARs, integrators & consultants #CPExpo #MSPSummit
Ranveer Allahbadia @BeerBicepsGuy
609K Followers 644 Following India has close to a billion internet users. Pretty sure my pretty face has reached most of them. 9+ years in content. 850+ podcasts. 31+ years of shithousery.
Stephanie Zhan @stephzhan
25K Followers 2K Following GP @Sequoia, early stage AI. On superintelligence quest. 1st partner to @linear @heytavus @mach_industries @middeskhq @replicatehq @reflection_ai @skildai
Roelof Botha @roelofbotha
114K Followers 495 Following @Sequoia partner @PayPal CFO before. Working with entrepreneurs from idea to IPO and beyond: @nateragenetics @Instagram @MongoDB @Square @Unity3D @YouTube
Alfred Lin @Alfred_Lin
53K Followers 291 Following Partner @sequoia. Working w/ founders from idea to IPO & beyond: @airbnb @diaandco @dollskill @doordash @foundforbiz @houzz @kalshi @truework @zipline
OracleVirtualization @ORCL_Virtualize
8K Followers 212 Following We have moved! You can follow us on @OracleLinux sharing the same thoughtful insights and updates about Virtualization and Linux.
Denise Boyer @DeniseBoyer
1K Followers 1K Following Social Innovator | Brand Storyteller | Content Strategist | Digital Marketing Enthusiast
James Niccolai @jniccolai
2K Followers 1K Following 20 years a technology journalist, now helping companies tell their stories at Mission North
Oracle University @Oracle_Edu
46K Followers 156 Following Oracle University, the education division of @Oracle, offers hands-on courses and training taught by Expert Instructors 📲 #LearnOracle
Shivaye Modi @shivaye_modi
35 Followers 255 Following Software Developer | Tweets tips/tricks/memes for developers
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239 Followers 102 Following Head of Documentation | Senior #TechWriter for #TiDB, an #OpenSource, #MySQL compatible, #NewSQL #HTAP #database built by #PingCAP.
Brian Bies @BBManuscripts
8K Followers 6K Following I help launch Modern Authors | Published 2,000+ Books | Hoya Alum | Speaker | Author | Write with us @manuscripts_ed
elvis @omarsar0
263K Followers 664 Following Building with AI agents @dair_ai • Prev: Meta AI, Galactica LLM, Elastic, PaperswithCode, PhD • I share insights on how to build with AI Agents ↓
Kyle Vogt @kvogt
61K Followers 167 Following CEO at The Bot Company. Formerly Co-founder at Cruise and Twitch.
Waymo @Waymo
122K Followers 226 Following The world's first fully autonomous ride-hailing service. Over 10M trips served and counting.
Taylor Ogan @TaylorOgan
37K Followers 6K Following CEO at @snowbullcapital / Moved to China for investment opportunities / Boston to Shenzhen / Grammar nut / Disclaimer: https://t.co/CYiDT5xTCj
comma @comma_ai
101K Followers 43 Following Building the Android of self-driving cars. comma 3X is available now for $999, plugs into the car you already drive, and drives half your miles.
Google DeepMind @GoogleDeepMind
1.2M Followers 279 Following We’re a team of scientists, engineers, ethicists and more, committed to solving intelligence, to advance science and benefit humanity.
Tekedra N Mawakana @TechTekedra
9K Followers 173 Following Co-CEO @Waymo. Intrigued by intersection of tech, humanity, fashion and wellness. Tweets are mine. We’re hiring: https://t.co/ovoTnvO74M
Troy Teslike @TroyTeslike
182K Followers 33 Following Tesla Delivery Estimates: Data-driven & free. Early access on Patreon.
E.W. Niedermeyer @Tweetermeyer
29K Followers 3K Following Author of Ludicrous: The Unvarnished Story of Tesla Motors. Co-host @TheAutonocast. Not sure how much more mobility innovation I can take. YMMV.
Ankur Nagpal @ankurnagpal
116K Followers 982 Following Founder of @carryhq_. Founded @teachable (sold to @hotmart). On a mission to help people be better with money. Not financial advice, views are personal.
logan bartlett @loganbartlett
63K Followers 897 Following md @redpoint / I have a podcast @loganbartshow / mostly tech with some vols, knicks and hip hop tweeting mixed in