In 2008-2010 companies had the chance to harvest millions of emails and other personal data. The opportunity is not likely to come back this easily. Shutting d

In 2008-2010 companies had the chance to harvest millions of emails and other personal data. The opportunity is not likely to come back this easily. Shutting down these options, even if it is the right things to do for the users, is effectively increasing the barriers of entry and reducing the growing speed of new companies. The result is that those companies will maintain a dominant position on the market.