Commenter Make.Sense gets sick while playing Diver: Deep Water Adventures, which makes perfect sense. He also gets sick while playing Half-Life 2, which is reason enough to appear in today's Speak Up on Kotaku.
Motion picture companies want you to watch movies in 3D. Sony wants you to play games in 3D. Soon 3D entertainment will be everywhere, and so will the vomit. Are you susceptible to cybersickness?