Media playback is unsupported on your device

A look inside a 'Cybersquat'

13 April 2014 Last updated at 00:00 BST

Major software innovations do not all come from big companies like Apple or Google.

A surprising number of developers eschew the gleaming campuses of Silicon Valley, choosing an alternative lifestyle coding in so-called communal "cybersquats" around the world.

BBC Click's Jen Copestake spent a week in one of the most renowned squats in Barcelona, following the developers of Bitcoin tools and other open source software.

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

BBC © 2014 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.