I mostly agree with your post, but I would suggest refraining from accusing others of a "condescending tone" when it's unclear, at least when it's not blatant.

I mostly agree with your post, but I would suggest refraining from accusing others of a "condescending tone" when it's unclear, at least when it's not blatant. I think you're getting downvotes because you seem overly defensive. He appears to have accepted your statement without hostility and provided a fair reply. Please be careful not to interpret the lack of a pandering tone or excessive niceties as condescension. Remember, project runners hear complaints all day every day, they're never going to be able to make everyone happy, and this is a technical audience.