> it's not clear to me how much of that backend is still in Common Lisp Yes, that's why "suspect" and "obscure": I thought that well-known system is already re

> it's not clear to me how much of that backend is still in Common Lisp Yes, that's why "suspect" and "obscure": I thought that well-known system is already rewritten in Google's usual languages. Turns out it isn't publicly known (?), but plausible: Google isn't afraid to rewrite their software whenever they find legacy hard to maintain, I even heard of a project that got rewritten 5 times in ~10 years.