if you avoid the hjkl thing all the other keys are mnemonic for the most part... if you are on mac os you can remap caps-hjkl(well the dvorak equivalent if it d

if you avoid the hjkl thing all the other keys are mnemonic for the most part... if you are on mac os you can remap caps-hjkl(well the dvorak equivalent if it doesn't mess up) to arrow keys system wide and get that