Thanks everyone.

Trix, take two Pez and call me in the morning.

Oowatanite, I might grant you obscure, but by no means random. Had someone recognized the image earlier, it might have steered discussion in a different direction.

theysay, Kona pretty much nailed the meaning of "I may, I might, I must" in this post up-thread. It is a quote from a poem by Marianne Moore.

craig, the editing exceeded my expectations.

AnneZob, some really good analysis early on, despite your refusal to consider a F2. It provided a good context for trying to solve the riddles.

S.ame