Relay traffic should be easy enough to identify and filter out. If you think about it, all incoming relay traffic is mirrored on the way out. Obviously it's re

Relay traffic should be easy enough to identify and filter out. If you think about it, all incoming relay traffic is mirrored on the way out. Obviously it's re-encrypted, but the amount and direction of data remains the same. It adds complexity to the attack, but doesn't negate it completely.