from the pinky-swear dept.
oyenamit writes "In a significant boost to online privacy, Twitter has announced that they will officially support the Do Not Track feature in browsers. While this is a good news for privacy advocates and users in general, it leaves Twitter to use only the information that is handed over to them by the users for advertising purposes."
egrep patterns are full regular expressions; it uses a fast deterministic
algorithm that sometimes needs exponential space.
-- unix manuals