Following a navigation system's instructions without driving into a ravine is hard enough as it is -- can you even imagine how hard it'd be if you kept losing GPS reception every time you drove within range of an LTE tower?

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"The opportunity to deliver these same services is already there with the existing GPS, " says Mike Swiek, executive director of the U.S. GPS Industry Council in Washington, D.

FORBES: Europe Reinvents GPS

They're slick and have solid GPS features, as you'd expect.

ENGADGET: MWC day one: the Empire strikes back

Despite the advent of GPS, radar technology and 3-D computer software, an exquisitely hand-drawn map and carefully collected data often can outdo what a couple of whiz kids can find on a laptop.

WSJ: In Geology, Old-Timers Can Be Worth Their Weight in Gold

We'd forgotten all about it, but remember that contest where Coca-Cola is putting special GPS-enabled Coke can-shaped phones?

ENGADGET: Coke cans compromising national security

The top five features respondents said they'd like to see in a watch were e-mail and texting, phone calls, GPS, Wi-Fi and weather updates.

CNN: Samsung: We're making a smart watch, too

According to an unscientific survey of users by mobile deals site BuyVia, the top five features respondents said they'd like to see in a smartwatch were e-mail and texting, phone calls, GPS, Wi-Fi and weather updates -- the same features people now rely on in their smartphones.

CNN: Smartwatches have a history of failure, but there's hope

The Drift was a groundbreaking device for Helio -- its first to be sourced from Samsung, its first to integrate GPS, and its first slider that didn't look like death -- so we'd be kidding ourselves if we didn't say we were getting just a little emotional over the news that it's been pulled from Helio's site.

ENGADGET: The Helio Drift is dead, long live the Mysto? Mobile