You have received tons of useful responses, so I will not add more, except to tell you that the change is extremely worth it, easier than it seems and extremely entertaining.

I personally use Kubuntu (I love the KDE environment) and sometimes play Steam games by using Proton.

Good luck on your Linux journey!

I knew he was gone when I started reading his books, and still I wept for hours when the realisation fully hit me.

Through Discworld I really felt that he was, somehow, in a way, my friend. And then I finished all the books, remembered he was gone and I mourned him like a dear friend.