Xconomy has created a Google Map showing the location of each company they have covered in their first six months as a web magazine (125 so far, and counting). The pins are color-coded to indicate software, hardware, energy, life sciences, finance, media and nonprofit. Clicking on a pin on the large map embedded in the article (scroll to the bottom of the article) gives you the address of the company and the Xconomy stories about that company. Very cool ….