HTC's got a patent application for a technology that'll use accelerometers to detect when a device is shaking, and adjust the orientation of the video accordingly. No more motion sickness! Well, video-related, anyway.
Or, in patentese:
A mobile electronic device, comprising:a screen;a video display module, coupled to the screen for playing a video in the screen; anda sensor, coupled to the video display module for detecting an acceleration variance of the mobile electronic device, whereinthe video display module adjusts a display area of the video displayed on the screen according to the acceleration variance.