BBC Radio 5 Live is a weekly podcast that focuses on technology. This weeks episode will be broadcast on Christmas Day at 8pm on BBC One. Listen to the full version of this week’s episode from 9pm on December 26th at 10pm on the BBC One channel. For confidential support call the Samaritans on 08457 909090 or visit http://www.samaritans.org for details. In the U.S. call the National Suicide Prevention Line on 1-800-273-8255.”]