The most productive tools I built for non-programmers were using text UI. They were fast, clean, obvious to use. Turbo Pascal made it especially easy with good

The most productive tools I built for non-programmers were using text UI. They were fast, clean, obvious to use. Turbo Pascal made it especially easy with good support for menus and windows / panes. Nowadays, terminals have no problem with mouse support, which everyone can test by starting htop in a terminal and clicking with a mouse on a column title to sort by it.