Just this last weekend we had weather events disrupting my local Pride festival, and Twitter was the only easy place that they were able to quickly distribute status updates. Bluesky is still in private beta, and Mastadon doesn’t really work at all for this particular use-case.

oh yeah, that's the other part: it's an acceptable platform for everybody from 13-year old fangirls to the literal, actual president and his staff, and you can find everybody between those groups on the site. just very hard to displace that kind of universality, especially when everybody's already on one place