So enthused with the Galaxy S III that you want to know exactly when in the summer Americans can buy one? You can follow us, of course, but Samsung has you covered with a sign-up page that will take your vitals with promises that you'll "get the latest on the Next Galaxy." We wouldn't read too much into seeing AT&T, Sprint, Verizon and others in the list of carriers to choose from, though. Samsung has run identical sign-up campaigns in the
