Originally Posted by
davidcalgary29
I'm not sure that TSA and other security agencies are wrong in their blanket prohibition of knives in carry-ons at this point in time, because the legality of carrying knives varies greatly from jurisdiction to jurisdiction, and creating tailor-made regulations to fit each legal territory is simply not viable.
What we have today are rules that vary greatly from jurisdiction to jurisdiction and rules that are inconsistently enforced -- or at least substantially ineffective -- even in those jurisdictions where knife-relevant rules are in existence.