TechDyson’s most overengineered gadget may have a waterproofing problem
Dyson has unveiled the $499 CameraJet electric toothbrush, equipped with a tiny camera to direct rinsing fluid between the teeth. The article questions whether the company’s highly elaborate attempt to reinvent the toothbrush may have run into waterproofing trouble, warning that excessive product complexity can create risks.
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Ars Technica★★☆☆☆2026-09-22 13:33Original
Dyson’s most overengineered gadget may have a waterproofing problem
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