Advancements in Hair Dryer Technology and Water Conservation

Technology can pose dangers to our mental health - cyberbullying, social media addiction and disinformation. But can tech help our mental wellbeing ? We explore the issues. Tech Life's Alasdair Keane reports from Las Vegas on a sound system for cars that alters music as the vehicle is driven. And tech meets beauty - find out about hair dryers delivering more than hot air.

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