Read more at C/Net News .
The technique has to be built into the software so any software that had that function would not be popular and would either die of its own accord or never be adopted in the first place- The point being there will always be avenues to download music illegally. This is just a maneuver by the RIAA to refute claims that it is impossible for service providers to monitor traffic of copyrighted material. It may succeed in shutting down the big boys like Kazaa, but Kazaa itself is evidence that if you shut one down, 5 more sprout up.
Ive put enough money in the RIAA's pockets- spent thousands of dollars on overpriced media and now I'm gonna take a little back!