Overview: This week on Click, how can we keep teenagers safe online? We look at a new AI system that monitors video content on the fly and blurs anything unsuitable before kids see it. But can tech really help solve the problems that tech creates? We speak to a mum whose daughter took her own life. She now campaigns for fundamental change, for tighter control of tech companies and online education for both parents and kids. Plus a review of the new Xbox and Playstation.