It's not always a political problem. What happens when the change you've just demoed to the boss breaks an important feature that you didn't know about? In th

It's not always a political problem. What happens when the change you've just demoed to the boss breaks an important feature that you didn't know about? In the case of the absurdly slow client/server architecture, what if this was a defense against a chunk of code prone to locking up or crashing? What do you do when your new, faster program suddenly crashes every five minutes after its deployed to production?