If you need a clue ask the group to send you a letter to your private reply.
4 minutes good
3 minutes excellent
2 minutes exceptional
90 seconds superior
BWNP PWT LNPTAVFMMNA LNMMD PWT TKI, PWT ATDP HE PWT BHAMI LNMMD N CXPPTAEMQ - MNH POX
Solution to previous puzzle (select the yellow text with your cursor to read):
WHAT THE CATERPILLAR CALLS THE END, THE REST OF THE WORLD CALLS A BUTTERFLY - LAO TZU
HAL'S CRYPTOGRAM HELPER
Got it
I had to travel to the dark side of the Moon