bit late to be saying that now, isn't it?
it would make it harder to guess, but given how many members tend to guess on average... I don't think being harder to guess is really needed.
so while, in theory, you're right, it doesn't necessarily pan out in practice
It just seems like Cow Cow and like a few other suspects get almost everyone every year, a little complexity might make it more enjoyable. Then again with Grad school I barely have time to do this, so I suppose it's not my fight