Nokia's launch of its new Nokia Lumia 920 turn out into a rather embarrassing affair. The Verge discovered that Nokia video advertisement which shows off the PureView's image stabilization technology was faked. The video shows a young man and woman riding bikes along a river. The ad shows side-by-side video, on the left, Nokia shows the non-stabilized version and on the right the ad shows the an video purportedly captured using Nokia's optical image stabilization technology. The only problem is that the video is faked. Read more about the sordid details on The Verge.
After Nokia issued an apology for the fake video, it turned out even still images images which were displayed as still sample images of the Nokia Lumia 920 were also discovered to be fakes. Again, read more details from The Verge here.