::::Well, it's a mendacious argument, and clearly false, as you point out . Had  really learned about 's vote-rigging, as he claims, he should have alerted an Admin or posted on WP:AN/I; he certainly had no right to behave as he did. It's also yet another demonstration of blaming someone else for his own behaviour. 

 ::::We currently have the ridiculous spectacle of Vintagekits saying, "I only did it because of ", and the argument being made (by proxy) that David Lauder's behaviour was worse than his own; and David Lauder saying, "I only did it because of ", and his  behaviour was worse than mine. Both, alas, need to take responsibility for their own actions.