There's so many ways to do this with tiling window managers, keyboard managers for browsers, scriptable keyboards, etc. My personal setup is Guake for instant

There's so many ways to do this with tiling window managers, keyboard managers for browsers, scriptable keyboards, etc. My personal setup is Guake for instant terminal, chat gpt cli, Firefox + vimium, and a tiling gnome extension (wintile I believe). It's minimally invasive, and bog standard Ubuntu otherwise.