I believe the issue was the expectation that you would present the evidence first and then the conclusions, hence the use of the word 'before'. Admittedly, I'm

I believe the issue was the expectation that you would present the evidence first and then the conclusions, hence the use of the word 'before'. Admittedly, I'm not sure that's a reasonable expectation, but you're responding to "I expected X before Y" with "you're rude because X was right after Y" which, well, yes it was, but that probably wasn't the point :)