Youtube made changes that make Invidious pretty much unfunctional, videos won't load in my browser for me :(
tension on kernel mailing lists continues to grow as a Linux Foundation board member finally replies with a "summary of the legal advice the kernel is operating under" re: enforcing US sanctions
Privacy - the main reason. Besides for that were a lot of annoying and ridiculous reasons to switch like: BSOD in the middle of gaming/meeting/etc, forced updates that made it impossible to shutdown your pc without installing an update firstI could name further and further but those are the main reasons. Now I'm using Debian for 2 years and it is the best distro by far.
And Mullvad browser