15-02-2020, 09:08 AM
Nothing to do with Sevens but I found this film so fascinating I thought I'd share it. Set aside half an hour and watch what human ingenuity can do...
https://www.youtube.com/watch?v=p2zukteY...mb_rel_end
https://www.youtube.com/watch?v=p2zukteY...mb_rel_end