Well, sure, as logical people we know that you can't predict failures and that it's always better to play it by ear. Unknown unknowns and all that. I have work

Well, sure, as logical people we know that you can't predict failures and that it's always better to play it by ear. Unknown unknowns and all that. I have worked at several places where salespeople have sold a feature without even asking if it was POSSIBLE, much less created/deployed/tested. "We just sold [Feature X], we told them it'd be ready by [date pulled out of thin air]."