I don't think the speed hit you take when you actually have to type 'jk' should be a dealbreaker. It rarely comes up, and when it does, you can use e.g. '<C-v>j

I don't think the speed hit you take when you actually have to type 'jk' should be a dealbreaker. It rarely comes up, and when it does, you can use e.g. '<C-v>j<C-v>k' or 'jjkak'.