Or could be that the recent 12 months of 100x increase in code and activity is more than they had planned for when they last did capacity planning.
Vibe-coders, many of them here, often boast about the insane amount of KLoC/hour they can generate and merge.
everyone builds off vibes and moves fast! like no, if you are a mature company you don't need to move fast, in fact you need to move slow
the only thing that can kill e.g. github is if they move fast and break things like they do recently