Find My Friends, Apple's your-friends-are-now-live-dots-on-a-map social network, is here! Do you like the idea of seeing the location of everyone you care about, constantly? Does this idea completely terrify you? Either way, take my hand, and let's use it right.
First things first! You'll need an iCloud account to get in on the half-fun/half-unsettling action. Then, you'll need the email addresses attached to your friends' iCloud accounts (this is an iOS 5/iCloud-only party). Oh let's do it!