How to Install a custom ROM on a Nexus One Google Android smartphone

Learn how to load a custom ROM onto a rooted Nexus One Google Android smartphone! Custom ROMs help you to unlock your phone's hidden potential and allow you to, among other things, turn your mobile phone into a 3G wireless modem with free WiFi tethering. For all of the details, and to get started running custom ROMs on your own rooted Nexus One, watch this three-minute hacker's how-to.