Notes tagged
#sports
11 posts
- 3 min read
UDP died on the first mile
Six days ago the route seemed to have one weak link. Today an international partner pulled a match off air — UDP filtering turned up on the venue side too.
- 2 min read
SRT lost to RTMP on a long international path
SRT corrupted and froze at roughly 183 ms RTT. RTMP held on the same path because protocol choice starts with the transit network.
- 3 min read
A 135 GB VOD archive for $2–3 per month
Why HLS makes cheap object storage expensive, and how MP4 behind Cloudflare keeps a tournament archive at $2–3 per month.
- 3 min read
A 200-viewer admission limit on top of MistServer
Adding a hard viewer budget to MistServer on a 1 Gbit port, with clean per-session rejection instead of a saturated origin.
- 4 min read
The coach assistant: 32 sources, 70 questions, 77.4%
The corpus grew from 9 to 32 sources. The re-run scored 77.4% on 70 questions, with 10/10 grounding in the new module.
- 4 min read
60 coach questions: why niche AI needs its own benchmark
First basketball slice of LII Sport Bench: 60 questions, 9 public RFB Academy sources, and the first numbers for the RAG assistant.
- 3 min read
655 questions in one evening. A benchmark for my own model.
Built LII-Sport-Bench-RU v0.1 — 655 expert questions across 35 sports. Eleven AI agents in parallel. Methodology, not magic.
- 3 min read
It's not a camera
Spent today sketching out a product that doesn't exist yet. By evening it was clear: it's not a camera. It's an AI system where the hard part runs on the phone — and I'm giving that part away free.
- 4 min read
Youth sports: the point is not the tournament, it is the infrastructure
Youth sports does not run on one tournament. It runs on boring infrastructure: courts, schedules, insurance, parent communication, and cheap coverage of every game.
- 2 min read
A website is not a system yet
Today I was finishing the Liga Zaliva application form — and it made the line between a landing page and an operating system obvious again.
- 1 min read
What I build for federations
Built an analytics platform for basketball in 2 weeks.