Ray — notes https://ray.iota.fan/ Short notes on networking, servers and the tools I keep coming back to. en Thu, 18 Sep 2026 09:00:00 +0000 Why your transfer stalls at 3% packet loss https://ray.iota.fan/notes/tcp-vs-quic.html https://ray.iota.fan/notes/tcp-vs-quic.html Fri, 18 Sep 2026 09:00:00 +0000 Round-trip time, loss and the congestion controller, in one page. Latency is a budget, not a number https://ray.iota.fan/notes/hybrid-networking.html https://ray.iota.fan/notes/hybrid-networking.html Sun, 02 Aug 2026 09:00:00 +0000 Where page-load time actually goes, and why reuse beats bandwidth.