crabel writes "A couple of weeks ago India went after RIM and its mail service; it has extended its hunger for data now to all telecommunications. All telecom companies have to give them access to all voice over IP services that go in/out or happen within the country. Heck, they are even going after VPNs used by corporate employees working remotely."
egrep patterns are full regular expressions; it uses a fast deterministic
algorithm that sometimes needs exponential space.
-- unix manuals