For many people, satellite radio is the latest thing in audio. Instead of listening to regular old FM, you can buy a player from Sirius or its main competitor, XM, and listen to crystal-clear radio at home or in your car, after paying about $400 or so for the player and accessories, and about $15 a month for the service itself.
Over the past year or so, however, there has been talk about a new take on another technology—Internet radio—that has the potential to disrupt both the world of satellite radio and good old terrestrial radio. It’s called WiFi radio, or wireless Internet radio, and some say its time could be coming soon, thanks to cheaper radio chips and the increasing penetration of public wireless networks.
Internet radio has been around since the Web first started becoming popular in the late 1990s, thanks in large part to the development of the MP3 music-compression standard. When high-speed connections started to become commonplace, people began to share the songs they had downloaded, setting up what amounted to private radio networks with software such as Winamp.
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