Smylers asked:
* What happens if an undefined format is passed to C? I'm
presuming (and hoping) that's a run-time error.
Currently treated as "", with internal warnings. Probably should throw an
exception.
* In 'What a block art though...' (page 2) I don't think there's
supposed to
OK, I've given up on having completely separate mails and thrown
together a bunch of small points. Some of these are pointing out typos;
I mention them not to complain, but in case anybody's bothered about
correcting them to avoid future confusion.
* What happens if an undefined format is passe
