The Shape of Time A Book by George Kubler en.wikipedia.org The Tiling Patterns of Sebastien Truchet and the Topology of Structural Hierarchy euphonytime
Cool URIs don't change An Essay by Tim Berners-Lee www.w3.org What makes a cool URI? A cool URI is one which does not change. What sorts of URI change? URIs don't change: people change them. The User Interface of URLs www