>try to toggle a comment in vim with one simple key combination... Do you mean to say it's hard to do in vim, sublime, both or something else? In most editors

>try to toggle a comment in vim with one simple key combination... Do you mean to say it's hard to do in vim, sublime, both or something else? In most editors I've used (except vim), it's CMD+/ (or CTRL+/). I probably didn't get what you mean, just wanted to make sure :)