Stopping illegal downloads; ringtone popularity could lead to copyright infringement.

Wireless Week, May, 2002 by Marek, Sue

Those clever little ditties that wireless subscribers are downloading to their mobile phones provide users an inexpensive way to personalize their devices and give carriers a new and potentially lucrative revenue stream. But as ringtones grow in popularity, there is a possibility consumers may start downloading songs from Web sites that aren't properly licensing their content.

Some experts say that could lead to potential copyright problems for wireless operators even if they are unaware of what their subscribers are doing. "Wireless phones provide new opportunities for ...