This week journalist and author James Griffiths explains how the Great Firewall of China works - and why it failed to stop the recent wave of protests there. Reporter Alasdair Keane meets the robots that could provide a helping hand to the most vulnerable. And game developer Colin Macdonald reflects on the unlikely origins of Grand Theft Auto, as the game franchise turns 25. (Photo: protestors on the streets of China. Credit: Getty images)

Smart Speakers have become part of the furniture of many people's homes, but they don't seem to have proved as lucrative as the companies who created them had hoped. We explore what's next for them. We also hear from three people who say using Twitter changed their lives. Plus, has China really resolved the issue of video game addiction among young people and did you know dogs can be trained to find faults in underground electricity cables? Producers: Alasdair Keane and Ashleigh Swan (Photo: A smart speaker. Credit: Capuski/Getty Images)

The collapse of the FTX currency exchange, and the downfall of its founder, Sam Bankman-Fried has been astonishing. Where does the industry go now? The biggest ever satellite, BlueWalker 3, has successfully been deployed - what will it mean for global communications and the night sky? Plus, why Chinese army veterans are being drafted into the world's biggest iPhone factory. And why has a video of a meteor got a woman thrown off Twitter? Astronomer Mary McIntyre explains how her account was banned after a video of a meteor streaking across the night sky she shared, was flagged as porn. Producer: Tom Singleton (Photo: Sam Bankman-Fried, founder and CEO of FTX, testifies at the House Financial Services Committee hearing Digital Assets and the Future of Finance: Understanding the Challenges and Benefits of Financial Innovation. Credit: Tom Williams/CQ-Roll Call, Inc/Getty Images)

This week Facebook owner Meta becomes the latest tech giant to axe thousands of jobs. We ask veteran industry watcher Michael Malone how big a crisis this is for Silicon Valley - and we hear from our west Africa correspondent, Nkechi Ogbonna, about how big tech's problems are being felt there. Cyber reporter Joe Tidy takes us through the rise and fall of the crypto exchange, FTX. New research highlights the rise and rise of the borderless IT worker. And gaming guru Sir Ian Livingstone tells us about a life in video games - and discovering Lara Croft.

Tech Tent analyses Elon Musk's first few days in charge of Twitter. Cyber reporter Joe Tidy meets the people pouring millions of dollars into the Metaverse, before it even exists. Is it finally time to say farewell to the fax? And the social media mix up involving Premier League Star Erling Haaland and a Swedish tourist board.