It seems that nobody will ever implement a shortcut for the lack of a good HTML entity name of the
[ character and its mate. How about at least adding a comment as to what the numeric entity is, with the blerb of instructions under the posting box? That is, where it says "...care should be taken to ensure that their contents do not have long lines..." and other advice, it could point out how to type these.
20030518 Edit by Corion : Changed title