The iPhone 2 led to the 3, but I didn't get the 4 or 5 because I'm holding out for the 7, which, I've heard on good authority, can also be used as a Taser. This will mean I'll have just one less thing to carry around. And isn't that technology's job? To lighten our burden? To broaden our horizons? To make it possible to talk to your attorney and listen to a Styx album and check the obituaries in the town where your parents continue to live and videotape a race riot and send a text message and stun someone into submission all at the same time?