You could also argue that if even if you’re not self-hosting (i.e. renting server hardware from a 3rd party), your data is still in a siloed environment. While it may be accessible by law enforcement if you are targeted specifically, it’s unlikely to be dragnetted like the data collected from popular apps.
I’ve been snapping up DVDs of every film I care about over the last five years. Especially the holiday films since you know they’re going to hold those hostage.