Tech founder Phil Libin tells us why he’s doing away with offices for good and no longer advertising jobs with a location. Plus, is China reigning in its tech giants after Alibaba is given a $2bn fine for market abuse. And the AI tech that helps people with impaired speech interact with voice-activated devices. Presented by Rory Cellan-Jones, with senior BBC tech reporter Jane Wakefield. Produced by Jat Gill. (Image: Stock photo of a woman working behind a laptop computer, Credit: Getty Images).