On: I rewrote PostHog's SQL parser, 70x faster, while barely looking at the code

[russellthehippo]

The key parts of this is how not vibecoded it is. Feels like a model of how you should do software with AI. Now that we can easily set up property testing, fuzzing, etc. there's almost no reason not to.

[spullara → russellthehippo]

that is vibecoding these days