For me, the hardest was learning where hjkl is in dvorak. I think I remapped them at first, so htns were hjkl. That caused other problems, so I eventually just

For me, the hardest was learning where hjkl is in dvorak. I think I remapped them at first, so htns were hjkl. That caused other problems, so I eventually just forced myself to get used to the fact the movement keys were no longer on the home row.