= (h1) -- supported, although I believe it to be wrong.
Mee too, maybe we should get rid of it again? At the time we accepted it, I didn't see the implications. Now I see it: If the HardLineBreaks are a good enough reason to reject the HyphenListMarkupProposal, then it should be reason enough to disallow one equal sign as well.
-- ChristophSauer, 2007-04-22