We warmed up to the idea of "twd" (texting while driving). We thought navigation systems were cool—and helpful in a pinch. When it came to iDrive, we cringed at first, but as the years passed we got used to it (actually, we’re still cringing). Now, a company out of California, Autonet, promises to make your car a mobile hot spot.

Autonet uses the nationwide cellular data networks to provide customers with a Wi-Fi service that can reach up to 100 feet outside of their vehicles. With speeds up to 800 kilobits per second, the service rivals many in-home setups, allowing Internet access on the go.

Available only as an aftermarket add-on, the router costs $399, and monthly service is $49.95. Simply plug in to your cigarette lighter and go. Also included is a conventional wall adapter so you can use the service anywhere you go that has cellular coverage.

For the relatively low cost of entry you’ll soon be able to check your e-mail, talk on your Crackberry, input your next destination, and make sure that your vibrating seats are on the “fast and vigorous