vivIsel writes "This morning, President Obama is set to unveil a new executive order that will allow the U.S. to specifically target sanctions against individuals, companies or countries who use technology to enable human rights abuse. Especially as repressive regimes more effectively monitor their dissidents online (rather than simply blocking access), the sanctions focus on companies that help them do that."
egrep patterns are full regular expressions; it uses a fast deterministic
algorithm that sometimes needs exponential space.
-- unix manuals