Agreed. Comments aren't about important vs. unimportant, they're about words that are executed vs. words that are documentation. Even commented out code, in the

Agreed. Comments aren't about important vs. unimportant, they're about words that are executed vs. words that are documentation. Even commented out code, in the rare cases when it's a good idea to leave around, is a form of documentation. It's not code any more if it's not running.