Smartphones: Around for decades, but used to be called "newspapers." Less snidely, there's a fine line between adaptation and invention. Shoulders, giants, sta

Smartphones: Around for decades, but used to be called "newspapers." Less snidely, there's a fine line between adaptation and invention. Shoulders, giants, standing, etc. Good artists and great artists, re: the stealing. For many of these, the more useful approach would be figuring out exactly in what ways these re-inventions are the same or different from their historical predecessors. eg, apps for taxis are new, taxis are old, and centralized surge pricing is a major difference between the two.