Understandings of the mechanics are entirely irrelevant to the topic which as opened was:
They are very germane to this discussion, as two of the people involved are using inaccurate data as their reason why they don't like it, and offering suggestions on how to change it. So if I'm OT, then it's because the people to which I'm responding have drifted OT. So... how come you're not complaining to them about how they're OT?
