> Emacs is a TUI too That's an alternative way of using it. And half the things you have in GUI mode stop working. > Vim is a GUI too Are you speaking about

> Emacs is a TUI too That's an alternative way of using it. And half the things you have in GUI mode stop working. > Vim is a GUI too Are you speaking about GVim? That's still really a terminal with Vim launched. You still can't have e.g. headings in documents rendered at a different font size than the rest of the content. You still have to deal with the nonsense of patched fonts to get nice-looking arrows with powerline. Sounds like TUI to me.