This comical error highlights the perils of such a strategy; if you're going to be clever, make sure you've covered all the bases, even the most obvious ones. All it takes is one for clever swine and you've got a massive payout. The fact that registering a website is so cheap and easy that, literally, the average man on the street can do it is yet another example of how new technology has transferred power to the little people.
It must be said though, it was a good idea. It tied in with the projection of the logo on the Dover cliffs, pictured above, exactly 28 days before the release of the movie on May 11th. I guess it's got people talking, but not about the right things.