Will I regret purchasing a Dyson camerajet? ($500USD Toothbrush)

[tweet]This seems like generally good tech, but kind of a crazy price? ($800 AUD for me to buy locally) Resolves YES 3 months after purchasing the toothbrush Resolves N/A if I do not purchase it It only really needs to save you that much in time, or one major dental cost throughout your life to payoff, is that likely? Would I regret the purchase? Product page (AU link), "Brush. Floss. Rinse. In just 3 minutes"