I always get the feeling, when this happens, is that they're really trying to convey "hey look, we're really a pretty casual bunch..." not "man you're a tool fo

I always get the feeling, when this happens, is that they're really trying to convey "hey look, we're really a pretty casual bunch..." not "man you're a tool for wearing a suit." I would honestly interpret it as a positive. That casual atmosphere is pretty ingrained into the culture at that point.