from the enjoy-the-freedom dept.
rekrowyalp writes "From the press release: 'The United States is pleased to announce that it will host UNESCO's World Press Freedom Day event in 2011. The United States places technology and innovation at the forefront of its diplomatic and development efforts. New media has empowered citizens around the world to report on their circumstances, express opinions on world events, and exchange information in environments sometimes hostile to such exercises of individuals' right to freedom of expression. At the same time, we are concerned about the determination of some governments to censor and silence individuals, and to restrict the free flow of information.' Oh the irony."
egrep patterns are full regular expressions; it uses a fast deterministic
algorithm that sometimes needs exponential space.
-- unix manuals