> That's why you ask people. Most people don't care and just choose the default option to get to the site. If opt out is the default and opt in requires a cons

> That's why you ask people. Most people don't care and just choose the default option to get to the site. If opt out is the default and opt in requires a conscious decision then the majority of users won't opt in, because most users don't read the options, only clicks on the default option or the close popup X. > Yes, it absolutely can mean that the giants will expand and lots of small sites that use ad networks will die. And we already see the current situation where Facebook is dominant. If more small sites die and the big ones get even stronger then the situation will continue to deteriorate.