This is also super useful for people deciding what to buy, when the vendor would obviously not be keen to let you plug a USB into their device and boot into the scary Linux

Not a pro by any means, but I mount my internal drives at /mnt. Its also where I mount my NAS

AFAIK mount point doesn’t matter

I haven’t been able to use it. I’m on Endeavour with KDE and every time I try to log in with Wayland I get a black screen and a very laggy mouse. The programs I open have streaks of black through them and are also laggy Not sure if I have some weird stuff installed in the background, but I’ve had to go back to X11

You can install Heroic Games launcher, which is an alternative Epic + GOG front-end (it also works on Windows and is apparently better than the real thing). You can use it to manage the compatibility layers similarly to Steam, but in my experience its function is on a game-by-game basis

As another commenter has said, go through ProtonDB and check all the games you can’t live without