Courtesy of tizorres, here is a rather poor quality video of the PlayStation Now Beta startup including a brief demo of Killzone 3. Enjoy!
http://www.dailymotion.com/video/x1b2l0x_ps-now-beta_videogames
Link updated.
http://www.dailymotion.com/video/x1b2l0x_ps-now-beta_videogames
Link updated.