If for no other reason than who ever did that is being an butt.
This is where good sportsmanship comes into play.
Sometimes playing by the rules is OK, but pushing the rules can be dangerous as well. We were booking good speed I want to say 10+ kts upwind.
These things go both ways as to who to blame.
If you were getting lee bowed and especially if a moored boat was comming up, tactically the best bet would have been to tack off. If you are on the lay line for the mark in all likelyhood you would have been sucked down and back behind the other boat anyway, so by ducking you ended up in the same position.