It also gives tools to dissidents in Iran, N. Korea, China and Saudi Arabia.
It's quite a bit easier to quash the dissidents, since those technologies would likely be forbidden in their countries, for whatever purpose, whereas here, the mere use of such a technology in an of itself doesn't constitute criminal behavior. So where it might help dissidents in oppressive regimes, it won't, and where it might help terrorists threaten democracies, it will, and really with very little positive in return for the vast majority of people whose calls are so mundane as to not be worth the extra processor cycles to apply Rijndael to their VoIP packets.
Good point, may need this in Europe soon.
It also gives tools to dissidents in Iran, N. Korea, China and Saudi Arabia.
Ultimately, it's to our advantage. Effective privacy technologies may make things a bit more difficult for police in civilized societies, but they make the situation impossible for totalitarian regimes. Think of it as a sort of chemotherapy that stresses healthy cells while killing diseased ones.