HN is full of people who like to be the "well actually" guy, and they're all getting well actually'd by this article. Of course they're annoyed. It must be just awful.
If you ask a question to which the answer is "no, actually...", don't be upset when you get a lot of "well, actually actually" retorts, especially on this site :)
And don't bring a geodesic to a semantics fight!
After this, let's have a calm discussion about whether an airplane can take off from a treadmill that exactly matches the plane's wheel's speed in the reverse direction.
I enjoyed many weeks of debate on a different website about that.