It is good for a giggle and uses the rhetorical technique of lampooning the other's (Adler's) over-seriousness; although I thought that Beam's pen-nib was a bit too sharp, and I ended up both pitying Adler and cheering him on more than expected.
Worth borrowing from your local library, but probably not worth spending money or valuable shelf space on it.
For each idea, Syntopicon has an intro and then outlines. Maybe in the new year could at least cover the former in each. Never got past Angel, as if the reading itself was a harder slog than usual.