Critical for safe use, yes.
But really who is actually using them for any real purpose beyond: 1 hunting for sustinence (not sport) 2 military 3 protection from wildlife
How often do most gun owners actually do those things? How often do most people do those things?
Doesn't it make more sense that if you need to do those things, then you get the training before doing them?
Let alone the predictive pricing. "Oh you usually run out of shampoo mid month? Well guess what, shampoo prices double on the 10th and just happen to drop back down on the 25th. "