[MayeulC]

This just made me realize how great Tetris could be to build up muscle memory for vim keys: I recently arranged my directional key like that on a separate layer (just got an ergodox).

[xwx]

Not quite the same, but you could check out https://vimsnake.com/

[MayeulC]

Thank you,that one seems quite good too, and more portable!