This is general psychology and applies just as well to product design as it does to marketing. Too much choice can be a bad thing both because it clutters up t

This is general psychology and applies just as well to product design as it does to marketing. Too much choice can be a bad thing both because it clutters up the flow of your product and because humans just aren't very good at picking their optimal set of choices. You wouldn't release a Twitter clone to the public that required you to check 100 yes/no feature boxes just to set up an account.