I had the 50GB free account from an Android promo awhile back and I couldn't find a way to use it. It definitely wasn't going to replace Dropbox. Since it was

I had the 50GB free account from an Android promo awhile back and I couldn't find a way to use it. It definitely wasn't going to replace Dropbox. Since it was sitting around doing nothing, I recently started doing monthly WebDAV + rsync backups of local files. I'm still evaluating but it's easy enough for me to run and I'm using the space now.