There are dozens of articles about why Ubuntu has drawn criticism, here is an example: https://abh.ai/blog/why-ubuntu-and-canonical-drew-criticism-many-members-foss-community
I would recommend you read some of them to make up your own mind, and don’t rely too much on opinions here. Privacy is a broad term, only you know what is important to you and where you would draw the line.




















These “emulated windows paths” are called prefixes. For Steam it depends on the game where it will put the save files, for Bazzite I would start looking at following locations as mentioned in this post (even though this is about a different game, but the information is still valid): https://universal-blue.discourse.group/t/saved-games-for-2-steam-accounts/10900/2