See the SQ-4 in action:
http://www.play.mdx.ac.uk/videos/ie4g
SQ-4 Previewed on BBC Click:
http://www.bbc.co.uk/programmes/b006m9ry
SQ-4 multicopter to be unveiled at DSEi 2011:
http://www.suasnews.com/2011/09/8020/sq-4-multicopter-to-be-unveiled-at-dsei-2011/
http://www.mdx.ac.uk/aboutus/news-events/news/flying-camera.aspx