You make it sound like it's a bad thing if those ad infested web sites disappear, but I beg to differ. If there's a demand for the service but ad revenue is no

You make it sound like it's a bad thing if those ad infested web sites disappear, but I beg to differ. If there's a demand for the service but ad revenue is no longer viable, then surely alternatives based on subscriptions, donations or some other for-profit or non-profit model are ready to take over, and that would be fantastic.