Dyson is back with another fancy gadget — this time, adding a camera to a toothbrush-flosser. Dyson The new Dyson toothbrush is $499 and comes with a camera to watch yourself brush. The camera detects gaps between your teeth to blast with water to floss. It sounds both cool AND weird. Are you ready to stick a $500 camera toothbrush in your mouth? Dyson just launched an electric toothbrush and "precision flosser" that blasts water into the gaps between your teeth. How does it find those gaps? Great question — it uses a tiny camera to spot them and power wash away plaque or bits of broccoli stuck in there. Behold: The $499 Dyson Camera Jet toothbrush has a tiny camera, the latest example of cameras being added to household items. Dyson Honestly, it looks very cool. Dyson has a good track record of creating personal care devices with big price tags that totally revolutionize the category. People are nuts for their ultra-expensive hair dryers and styling tools. So if they can pull this off for oral hygiene? Hey, sounds good. Dyson is aiming to market this to people who aren't good at keeping up with flossing ("Few of us do it even though we know we should," the company says) since it m