We wouldn't really say we "have it together" when it comes to remembering where we put our keys / phone / small children, so Apple's announcement of the Find My iPhone service for MobileMe users came as quite a relief. The service just went live, and with a quick toggle of a preference pane in iPhone OS 3.0 the phone is fully prepared for all sorts of lost and found scenarios -- along with acting as an incredibly intuitive (if pricey) stalking mechanism. Find My iPhone works exactly as advertised, giving us a fairly good location estimate from within our lead-lined underground fortress, and sending annoying messages to the phone complete with sound, even when the handset is switched to silent, though unfortunately the sound is a sort of sonar ping that strikes u