There is a this app called upscale, that uses an ML model to upscale images. It's Quite good at what it does, it's useful. I use it frequently. So, there are AI stuff in linux. Just not your myopic view of AI (LLMs). And your analogy with printing press is extremely wrong. Other than human errors, printing press didn't have have remotely as many errors as LLMs. LLMs have not evolved to the point of causing a a revolution. So linux has plenty of time to see if the bandwagon sinks or sprints.
How about this https://github.com/vixalien/muzika
Not just X11 apps, it doesn't work properly even in webapps.
Well, there's not really many good alternative, but used to use Onboard which has some good features. You can give that a try.
Yeah. I still don't understand all the encryption stuff. I lost all my encrypted texts even after I used my recovery pass phrase on a new session.
There is a project, but it's really early in it's development. It's called Cabal. Has a nice desktop client, looks kinda like Discord. It's p2p, so no server required. BUT AGAIN, VERY EARLY IN DEVELOPMENT.
Not something you should use, but look out for how the development is going.
How can I install non-free drivers on fedora like Debian and Ubuntu