good tip! I've just added PR_TD_NOWRAP and PR_TD_NOWRAP_BAT to test these out...
Cool! I've added it as a test rule in my environment and will bump up the score once I see how it goes.
For others looking for the rule, see here: <http://svn.apache.org/viewvc/spamassassin/rules/trunk/sandbox/jm/20_basic.cf?revision=695394&view=markup>