Sorry for the noise: it behaves as you say returning "!", "2", ... Somehow I paths screwed up and was running CS when I thought I was running regular (bytecode) Racket.
Sigh! George -- You received this message because you are subscribed to the Google Groups "Racket Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/racket-users/abbcdae5-f88e-8a4c-f48b-c6f4fb6be38c%40comcast.net.

