Simple Google search would have told him that SysRq is very much used today as well. So are others.
What Do These Even Do? Forgotten Keyboard Keys! | ThioJoe (8:16)
Submitted 2 years ago by TehBamski@lemmy.world to videos@lemmy.world
https://www.youtube.com/watch?v=EnfEu4sVjiQ
Canadian_Cabinet@lemmy.ca 2 years ago
Another fun one is thr AltGR key, known as right alt on US ANSI keyboards. On European ISO boards, it functions as another modifier lile shift or control
DmMacniel@feddit.de 2 years ago
it enables on my system the third key row :)