You can now buy small sachets of smoke for those minor deviations in circuitry failure.
Specially designed for the home handyman market.
A more pressing question is directed at
@Kern Dog - why is it that since the advent of the portable nail-gun, do builders/carpenters (hammer jockeys) see fit to increase the number of nails shot into a job by 10 fold???? Has the game gotten so easy now, that the constant banging and metallization of timber construction, that any mug can be a builder? Or is that accuracy has fallen off as generations of 'tradesmen' have progressed through the evolutionary cycle?