It would be great if there was a way to customize hotkeys. Here's how I see it: * Have a about:hotkeys panel, with all actions listed, and already mapped shortcuts shown. * Whether these should be modifiable or not is up to the dev community, ideally they'd be. * When clicking on a hotkey field, ...
In particular ctrl+printscreen for a fullscreen immediate screenshot
shift+printscreen is a region screenshot but it takes a video of your region instead of a picture
I use that all the time