Stripe had to rewrite key services from Ruby to Java for performance

one of our cofounders, interned Stripe early on. Or not early on in Stripe's history, early on in kind of our our collective personal history. Uh-huh. And, he remembers there being documents upon documents about a potential Java migration.

Yeah. So we, that partly happened. As in we have rewritten a bunch of key services on Java. And so some services for which, I don't know, throughput throughput in particular, is, is really important. And Mhmm. If you torture Ruby enough and, you know, maybe rewrite,