Using Ctrl-[ is perfectly fine if that's convenient to you. Some people doe "inoremap jj <esc>" and double tap j to exit insert mode. If it's faster for you tha

Using Ctrl-[ is perfectly fine if that's convenient to you. Some people doe "inoremap jj <esc>" and double tap j to exit insert mode. If it's faster for you than pressing regular escape, it's an improvement, and thus good.