> 100% keys with no gaps
The purpose of the gaps is orientation: you can feel that you are going to press F4, because there's a gap below and to the right of it.
The purpose of the gaps is orientation: you can feel that you are going to press F4, because there's a gap below and to the right of it.
Funnily most laptop keyboards get away with no spaces between any keys even when there might be space. Granted, there are more considerations there, but I think convention has a little to do with it too.