Cloudflare has made Python a supported language on Workers, with framework connectors for FastAPI, Django and Flask and native bindings — and the wheel problem solved in PEP 783 rather than in-house.
Six times the old ceiling, for asynchronous and event-source invocations. Ordinary synchronous functions keep the 15 minutes they have had since 2018.
TLS 1.3 makes the client guess a key agreement algorithm in the first packet. Cloudflare replaced the guess with a per-origin measurement.
A load balancer was holding 100,000 hash points per server. The maths said the last 90,000 bought a 0.7% accuracy gain, and 32-bit hashes made them worse than useless.
The workaround everyone built - put the body in S3 and publish a pointer - is no longer required for messages under a megabyte.
