Dyson's $500 AI Toothbrush Review: Reliability and Water Issues

Dyson launched the $500 AI-powered CameraJet toothbrush in September, using a built-in camera to give real-time feedback on brushing technique and oral hygiene and combining brushing with water flossing. Testing found reliability and water issues in the first batch; Dyson says a new batch will go on sale soon.

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