Sequential order just means downloads files in sequential orders, you can't for instance watch a 2 hour Linux ISO documentary until the file is downloaded.
There is a plugin for VLC which does allow this though, but I don't remember the name of it. No need for external torrent software, just plop a magnet link in VLC, or a torrent file, and it'll start streaming the legal Linux ISO documentary.
X11 because KDE cut some features for Wayland (some that will be cut in Plasma 6 X11 too, yay) and some apps just don't support wayland for technical reasons.
There are 2 clipboards:Ctrl+C/V and select text + middle mouse.
The latter only has one spot but can be used together with the "traditional" one by first copying using ctrl+c then just selecting the other bit of text.
Nope, I definitely jumped the gun.
It was Manjaro.