I read your whole response, Mark - very cogent and detailed, but there's really only one relevant section. Allow me to point it out:
<span style="font-size: small;"]<span style="font-size: small; font-family: arial,helvetica,sans-serif;"]

Originally Posted by
Ken Rockwell
<span style="font-family: Arial;"]is a waste of time and space<span style="font-family: Arial;"]
<div style="CLEAR: both"]</div>