If you don't force that then users will simply say "well I really love Instagram..." and click ok. An average user can't place a value on their privacy because

If you don't force that then users will simply say "well I really love Instagram..." and click ok. An average user can't place a value on their privacy because they can't see the long term threat from using these services. This is where we need regulations in the same way that we needed cigarette regulations back in the day to deal with long term health threats.