"Breaking down the fourth wall can be a tricky way to tell a story, however, as developers have to maintain that delicate balance between being a welcome invader of privacy and an uninvited guest. Players provide email addresses and cell phone numbers with a certain unspoken expectation of respect and consideration. We'll happily accept mysterious text messages or even a chilling email or two, just don't ring us in the middle of the night. We want to be scared, sure ... but not really."

Susan Arendt examines Evidence: The Last Ritual, a game in which you solve crimes by searching the web and getting emails - from the killer.

More ways to stack bricks than you can easily imagine

"The science may be complex, but the interaction is simple: 'You think about pushing the object, and the device allows detection for that event, and then you're able to perform that action [in game].' Currently, they're up to being able to detect three distinct actions simultaneously, which he says is "just the beginning. It's not clear where the limits are ...'"

Shannon Drake speaks to Emotiv's Randy Breen, the man who reads minds.

"Replace a gun with a hammer or a sword, and the actions the player must use to control the onscreen action are even more tangibly violent in nature. Suddenly, the Wii's propensity to make players more animated takes on a much more sinister connotation."

"By 2:00 in the morning, the robot was ready. The Roomba went back and forth across the street. On the 10th trip across four lanes of traffic, Frogger got crushed by a white SUV. After they picked up the debris, everyone laughed and remarked on the world's first coin-op-inspired vacuum cleaner game."