Media playback is unsupported on your device

Cat ears link your brain and computer

2 December 2013 Last updated at 16:51 GMT

L J Rich looks at some of the new ways we are interacting with computers including the use of software which reads our facial expressions and wearable cat ears that sense excitement in our brain and automatically capture our happy moments on camera.

Watch more clips on the Click website. If you are in the UK you can watch the whole programme on BBC iPlayer.

Copyright © 2015 BBC. The BBC is not responsible for the content of external sites. Read more.

This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.