In the 20th century, getting your child a toy car meant a trip to a shopping mall. In the 21st century, it can mean going to your computer, downloading a file and creating the toy on your 3-D printer.
Only that is not quite revolutionary enough for Massimo Banzi, who spoke at the TED Global conference in Edinburgh, Scotland, in late June. As Banzi pointed out, the 3-D printer a friend of his used to build a toy car was itself an open-source device -- one that could be produced by anyone from freely available plans.
Read the article online here: What if you could make anything you wanted? - CNN.com