I would be willing to bet that it was a simple matter of his mis-reading the post as opposed to any intent on insulting someone. It happens folks. Let's not make trouble where none exists.
As far as a lack of teacher to teacher forums, make the suggestion to those in-charge. I'm sure they'll be happy to review the thought.
[FONT=Tahoma]"All I can do is be me ... whoever that is". Bob Dylan [/FONT]