One more thing: the entire Google Ads Frontend has been re-written in Dart. This was a very significant, multi-year investment which usually happens at most onc

One more thing: the entire Google Ads Frontend has been re-written in Dart. This was a very significant, multi-year investment which usually happens at most once in a decade. And... this particular product gives paychecks to everyone else, of course including the Dart team (and core infra team as well).