NewYorkCountryLawyer writes: "The United States Court of Appeals for the Fifth Circuit has upheld sanctions awarded by a District Court against one of the lawyers bringing copyright infringement cases against individuals for BitTorrent movie downloads, in Mick Haig Productions v. Does 1-670. The Court's opinion (PDF) described the lawyer's "strategy" as "suing anonymous internet users for allegedly downloading pornography illegally using the powers of the court to find their identity, then shaming or intimidating them into settling for thousands of dollars — a tactic that he has employed all across the state and that has been replicated by others across the country"."
egrep patterns are full regular expressions; it uses a fast deterministic
algorithm that sometimes needs exponential space.
-- unix manuals