We can try!
Did anyone manage to solve the Bath/LYBM puzzle?
What kind of esoteric knowledge is required in order to know what 'mu principle' is (referring to motW's 'The Painting of Mu Principle')?
It probably has something to do with either of these things:
http://en.wikipedia.org/wiki/Mu_(negative)
http://en.wikipedia.org/wiki/Mu_(lost_continent)