The whole notion of passwords is based on an oxymoron. The idea is to have a random string that is easy to remember. Unfortunately, if it's easy to remember, it's something nonrandom like 'Susan. ' And if it's random, like 'r7U2*Qnp,' then it's not easy to remember.
A guy like Malcolm who makes that type of quick, instinctive plays, that's one of his strong suits. I don't think it surprised any of us players because that's what his skill set is.