I (stupidly) stored all my 4k video footage on facebook. It was great for a while. Only later did I learn that if the video viewership drops below a threshold,

I (stupidly) stored all my 4k video footage on facebook. It was great for a while. Only later did I learn that if the video viewership drops below a threshold, they delete the 4k stream without warning, leaving only the 360p stream. So I just have a bunch of blurry videos when I export all my facebook data.