from the too-hot-for-your-screen dept.
nooyi86 writes "China and the Middle East block sites in order to suppress political or social dissent. Website blocking in India, on the other hand, is driven by national security-related paranoia, or hate speech that may lead to violence. The state must save its citizens from propaganda of both the extreme right and the extreme left. Shivam Vij has posted a comprehensive profile of Internet censorship in India."
egrep patterns are full regular expressions; it uses a fast deterministic
algorithm that sometimes needs exponential space.
-- unix manuals