Word: gps
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...Sunday, June 1, you can see Tony Blair on our sister network cnn as the first guest on the new international-affairs show Fareed Zakaria--gps, airing at 1 p.m. E.T. and also around the world on cnn International
...drivers, he recommends avoiding stop-and-go driving and idling, which depletes up to a gallon of gas per hour. Driving 55 m.p.h. instead of 80 saves 20% of gas over the same distance, he says. Also useful: gadgets like fuel monitors that show real-time usage and new GPS devices that locate the cheapest gas stations on your route...
...course, GPS tracking systems have existed for years - they are used every day to keep tabs on valuable cargo, rental cars, and even parolees who are shackled to GPS-enabled ankle bracelets. Cell phones are routinely embedded with GPS chips too, and can communicate their location via cellular networks. (The Helio Ocean phone, for example, has a "Buddy Beacon" feature that lets you map your friends' precise whereabouts on your handset.) Personal navigation units could easily incorporate the same features, but device makers say there's little demand. "Most consumers are just looking to get from Point A to Point...
Leslie Presutti, director of product management at Qualcomm, which sells the GPS chips that go into more than 100 million cell phones each year, says enabling two-way connectivity on GPS devices is the logical next step. As for why device makers don't offer it yet, even though the technology has long existed to do so, she says, "They never really had to compete in this space, so there wasn't the need." But as prices come down (on April 23, TomTom reported that its average product price had fallen 42% over the past year to $185 per unit...
...much like GM's OnStar service. "Two-way connectivity is definitely on our roadmap," says Larry Rougas, vice president of marketing and product planning for Pioneer, which specializes in high-end navigation devices with large screens. Until then, you're on your own when it comes to keeping your GPS from ending up in the wrong hands...