borplk, the idea is that all of your contacts are contactable through the action of e-mailing them via their thinbox address. Even if they aren't registered, t

borplk, the idea is that all of your contacts are contactable through the action of e-mailing them via their thinbox address. Even if they aren't registered, they will still be contacted (via SMS asking them to register) by the unified action of e-mailing them.