Safety systems to save human lives in rare but catestrophic events are just not the same as adding code - and more importantly design complexity - to handle the

Safety systems to save human lives in rare but catestrophic events are just not the same as adding code - and more importantly design complexity - to handle the odd mis-click where the most profound consequence is frustration on the part of the individual who made the mistake. Ultimately I think it just comes down to how minimalist your design philosophy runs, and I'd be quick to admit that mine is more minimalist than most.