Its $500 toothbrush disappeared from stores. Dyson won’t fully explain why

Dyson admits a component issue but won't say what's failing in its $500 toothbrush. https://arstechnica.com/gadgets/2026/09/its-500-toothbrush-disappeared-from-stores-dyson-wont-fully-explain-why/?utm_brand=arstechnica&utm_social-type=owned&utm_source=mastodon&utm_medium=social