For the past sixty days, Buttondown 1I take liberties here and throughout the essay: this was all Matias' doing. He also wrote a great piece on our migration to Planetscale, and also cites Planetscale's recommendation for this experiment. ran a scheduled LLM invocation once a day. Every morning it would look at the previous few days of database load in PlanetScale, and — if, and only if, it was sufficiently confident — it would open a pull request containing exactly one performance impro...