I like the way you think, Robin. I'll drop in a list of what I'm willing to swap.

[And true to his word, about fourty-five minutes later there's a small-but-significant list of book titles. The more technobabble-laden works carry brief three-word qualifications like "action at a distance" and "brane mechanics" and "new particle discovery," and even at the end of one particularly brain-twisting five line title a simple, honest "no damn clue."]