My guess my point is that it's not foolproof, and this is known. You can get unlucky and even if it's based on a side channel, and not Tor itself, it can still

My guess my point is that it's not foolproof, and this is known. You can get unlucky and even if it's based on a side channel, and not Tor itself, it can still get serious if you though you were 100% safe.