First of all, what makes a bra only suitable if you are over 50, other than discrimination? You can always find an example of a product that is easier to sell

First of all, what makes a bra only suitable if you are over 50, other than discrimination? You can always find an example of a product that is easier to sell to a specific niche group of people. That doesn’t give the advertiser the right to know that fact about everyone. For the specific case of bras - how would you sell bras for women with large breasts if you don’t know who has large breasts? Do you think that slight inconvenience on behalf of the advertiser should give them the right to keep a database of everyone’s cup size?