Your website is promoting digital (as opposed to the more traditional sexagesimal time). Why not just block this guy altogether as he does not seem to be even thinking about your main point.

When you get someone like this, they have a mission, and don't care about yours, but are using your resources to try and spread doubt about the mainstream view of something.

We'd be happy to debate with him here, except that I think he's someone who's already been banned for life here (based on style and the MSc in electron physics claim).

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Forming opinions as we speak