BMW flash projection
BMW flashed a projection during a new commercial on a focus group to burn their logo into the viewers eye which the viewers would see once closing their eyes. The same effect you have when staring at the sun or a bright light. I'm assuming this type of advertising would only work in a cinema theatre (definitely not on a youtube video). Neat effect, nice to see advertisers are pushing some boundaries again.
Read the full article on Gizmodo.