Perhaps require (or at least recommend) that generate-symbol contain at least
one character that is neither an <initial> or a <subsequent>?
I.e. at least one character that can only be written with an <inline hex escape>
or a <mnemonic escape> or <whitespace>? (I suggest a space.)
--
	--Per Bothner
xxxxxx@bothner.com   http://per.bothner.com/