There's a lot to be said in favor of gridded designs. Not only do they default to a clean look, they bias you towards static sizing, which means spending effor

There's a lot to be said in favor of gridded designs. Not only do they default to a clean look, they bias you towards static sizing, which means spending effort on the defaults. 80x25 grids with monospaced characters are pretty arbitrary of course. But you can use grids on top of other systems, it just gets more fiddly.