Viral marketing strikes again!
In a double-shot of promotion, Microsoft is going to try and entice you to use their 2D barcode system by giving you a chance to access the Crackdown 2 demo early. They've set up a scavenger hunt using the Microsoft Tags. All you have to do to participate is download the Microsoft Tag Reader to your smartphone and start looking for them.
There will be five in all and you'll be visiting such exotic locales as GameStop, Toys R Us and Best Buy before you're done. Clues to their location will be sent directly to your phone. Of course, you'll need to get the first one in order to start. I'm told it's at the end of this video at Amazon.com.