Dyson Blames Water Seepage for Rocky Debut of $499 AI Toothbrush

Dyson said water seepage caused an early batch of its new AI-powered toothbrushes to malfunction, its first explanation for the product's disappearance from stores.

• Dyson cited water seepage as the cause of AI toothbrush failures
• The issue affected an early batch of the $499 device
• The product vanished from stores after malfunction reports