Pinboard (sweeney) https://pinboard.in/u:sweeney/public/ recent bookmarks from sweeney 6,000 bikes in 400 locations: Boris Johnson's bike-hire scheme 2008-11-18T21:18:38+00:00 http://www.guardian.co.uk/politics/2008/nov/18/boris-cycling sweeneyvelib cycling london johnson https://pinboard.in/u:sweeney/b:b7b2860905f3/ Data Visualization with Ruby and RMagick - Where Are Those Bikes ? 2008-04-04T09:03:37+00:00 http://blog.logeek.fr/2008/3/31/data-visualization-with-ruby-and-rmagick-where-are-those-bikes sweeneyruby visualization maps velib graphics https://pinboard.in/u:sweeney/b:58d9f2682b2e/