> five 9s

Lololol. Good lord. Tell me you don't work in product without saying you don't work in product.

She gives zero fucks about Five 9's. Maybe her tech team gives like 1/8 of a fuck, but no more beyond that. She only cares about the number of people she reaches with one tweet/toot/whatever, and simply being faster/self-hosted/data owned/reliable/federated has nothing to do with that.