Here's an interesting way to sell printers: Print out optical illusions and leave the viewers wondering which of what they're looking at is actually real, or was actually printed. Honestly, I can't tell.

Canon created the ad to hawk its PIXUS printers in Japan. And it is working.Here's a behind the scenes video just so you don't pull out all your hair figuring out which of what you're looking at is real or fake. [YouTube via Akihabara News]