This issue's Applications column revisits location-based applications and how far we've come since the original mobile device location-detection research started about 10 years ago. The authors discuss a number of popular location-based services and the speed at which such services have become available and commonplace. They also raise some issues about further technical challenges in privacy that result from such widespread use.
['Beverly L. Harrison', 'Anind K. Dey']
What Have You Done with Location-Based Services Lately?