As far as I know, TJ never repudiated or expressed any regret over his role in establishing patent law in the US. Are you?
And don't conflate bad laws with the principle of IP. The government makes us use money. Does that mean money is bad?
"...but one cannot police the world over IP without having taxes..." Maybe. Maybe not. Fallacy of incredulity. Because you can't imagine a solution, there must not be one, right? Wrong.