"Blizzard fans have zerg-rushed the Blizzard website into submission over tickets to BlizzCon 08. So Blizzard has come up with a solution to sell the tickets in waves.
Did you ever play "Red light / Green light" as a kid? Where you can only run forward when the "it" person says go? Seems that's the game Blizzard is playing with its BlizzCon 08 registration."