The whole attitude behind this feature is gross. Regardless of whether the numbers are shown publicly, just because I install an app on my phone doesn't mean he

The whole attitude behind this feature is gross. Regardless of whether the numbers are shown publicly, just because I install an app on my phone doesn't mean help yourself to all my contacts and feel free to publish them to the web. It doesn't matter if it is not public. Now my contact list is susceptible if Facebook gets hacked, and further, now governments can ask for the contacts on my phone and get them from Facebook!