Ben Heck’s portable ZX Spectrum project Posted on 25 August 2014 by Ben Versteeg A must see!! https://www.youtube.com/watch?v=6GcwcyL9LgM https://www.youtube.com/watch?v=UTBZHjzwdQQ https://www.youtube.com/watch?v=GA8isV5rijA
and the unofficial part 4: http://www.bbc.com/news/technology-29011895