This sucks. However it's never been my experience, and I've brought my wife to a half-dozen techeds on three continents. Sounds like systematic misunderstandings that added up into one big mess.
(I've ignored the dress code for 15 years, FWIW)
(I've ignored the dress code for 15 years, FWIW)
This just in - Scott Hanselman treated better than other presenters at TechEd. Film at 11.
My point is that I've never had a problem like this at any conference anywhere. Being pleasant and explaining one's self has always worked well for me when traveling with relatives to these conferences.