I think it's exactly the opposite. The FF team has come out and set the agenda: that IE is not compliant. Microsoft came back with a ham-fisted "nuh-uh, we are

I think it's exactly the opposite. The FF team has come out and set the agenda: that IE is not compliant. Microsoft came back with a ham-fisted "nuh-uh, we are not!", which is playing directly into the narrative Mozilla wants. Terrible PR management on behalf of MS, here.