Comment by nomdep

This brings me back to the custom HP-48G applications with UIs made pixel-by-pixel. 3x5 letters where everywhere, but 3x4 and even 3x3 were used and were still legible:

- https://www.hpcalc.org/hp48/games/board/sshots/ship.png

- https://www.hpcalc.org/hp48/games/board/sshots/othellof.png