This was always the case. If the item is defective it can always be returned for free, but if the reason is more user-preference should Amazon really cover it?

This was always the case. If the item is defective it can always be returned for free, but if the reason is more user-preference should Amazon really cover it? It'd be easy for people/competitors to game the system. They do seem to provide a significant amount of leeway if your acct has a low return rate.