I’m a big fan of BTRFS, I use it in my desktop and laptop but I'd be curious if the compression is worth the battery & compute trade off. I’m not sure how much battery/compute is used day to day to decompress and compress files read and written. But I guess it depends on which is more valuable, battery or storage.
Here’s a link to the thread: https://threadreaderapp.com/thread/1691693740254228741.html
Really damning stuff.