There is a video [0] on the "more info" page [1] that presents one working implementation in Amsterdam (video is in Dutch but with good subtitles) [0] https://

There is a video [0] on the "more info" page [1] that presents one working implementation in Amsterdam (video is in Dutch but with good subtitles) [0] https://www.youtube.com/watch?v=n_KwF-gf0S0 https://www.youtube.com/watch?v=n_KwF-gf0S0 [1] http://thegreatbubblebarrier.com/en/amsterdam-en/ http://thegreatbubblebarrier.com/en/amsterdam-en/