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yeah, you see, i also do not like giving out my whole address book either.

• joyeuse6701 12y ago
  That would be the normal way to do it at scale for this feature. Though with a small amount of users, I suppose they could just send the app a list of all the numbers they have and compare to your phone book...
  • iriche 12y ago
    What about - no ;P That's the worst idea I have ever heard ;)