His claim that he did not breakhisword appears to rest on the argument that dealing in shares in someone else's name does not amount to dealing at all.
In a party political broadcast filmed at his home the Liberal Democrat leader speaks directly to camera and with real intensity about a decision which he believes has become a weight around his and his party's ankles - the decision to breakhisword by first signing, then breaking a pledge to vote against increases in student tuition fees.