FrequencyCast UK Show 121: Facebook changes, girls in tech, eyewear and more DAB

In FrequencyCast Show 121, Pete and Kelly discuss the changes to Facebook, talk about girls in tech and spend some time at an electronics fair. We also look at paper-thin lenses and some tech reading glasses, plus talk about snapchat. In the news, new DAB stations, a new Raspberry Pi and the end of Nook in the UK. Details at https://www.frequencycast.co.uk/cast121.html