For people who are looking for places to put their media (art, vids, gifs, etc) files while the tumblrapocalypse is playing out, this might be worth a read.

Cheap big media hosting - a guide by absolutedestiny

This looks like a good solution for media files when you want to link them in at places like AO3, Pillowfort or Dreamwidth, places that don’t have decent dedicated media hosting of their own. And it's clear, and really well written.