Takriz began as a tiny self-described "cyber think tank" in 1998. Although it has grown into a loose network of several thousand, the Takrizards, or Taks, rarely cooperate with journalists and carefully guard their anonymity. "Takriz" itself is an elusive word. It's a street-slang profanity that expresses a feeling of frustrated anger... But what Le Monde called the group's "irreducible insolence" belies a professional focus. úFoetus, a technology consultant with an MBA and half a dozen languages, is a slight figure with a booming voice. He plays off his childhood friend Waterman, a big but more retiring man with a...