> But once you start adding mouse clickable tabs, buttons, checkboxes etc. you left the UX for TUIs behind and applied the UX expected for GUIs, it has become a GUI larping as a TUI.

TIL that VIM is not cease being TUI the moment I type :set mouse=a.

Hot taking, LARPing and teenage angst (caused by generational gap with those has been using TUI since 1980s) is on your side.