Furthermore, rather than trying to find the few people whom a product matches, it is often about pushing the product on people who never needed it in the first place - such as the diamond industry marketing inventing the practice of giving diamond rings for engagements, or the toy industry creating ads to specifically teach children to nag their parents. Or the vast amounta of pills promising penis enlargement.
Sure, these things may not happen so much in B2B specialty advertising, but in B2C they are the norm, and exceptions are few and far between.