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I did add this in a comment to @eroche :)

What if it is a percentage of the tax system itself rather than being separated out?

That is precisely what I am talking about. :c) Imagine how much health insurance could be redistributed by taxing sugar, tobacco and alcohol alone. ;c) With blockchain this and a lot more is possible.

yes... I have a post about some of those ... not sure about whether I should or not.

Whether you should post them, you mean?

Do you see any reason not to post them? :c)