A pox upon you for asking me a question but not making this a poll! But yes, this is a fairly widely known fact. I expect that most heavy users probably know

A pox upon you for asking me a question but not making this a poll! But yes, this is a fairly widely known fact. I expect that most heavy users probably know this, but it still surprises a lot of people (can't count the number of times I've heard people say "TOR? Oh, the government will shut that down if it ever gets popular."