I remember margarine being taxed, not being allowed to be colored, etc. The most remarkable taxes are "practical" in the only important sense - that they bring

I remember margarine being taxed, not being allowed to be colored, etc. The most remarkable taxes are "practical" in the only important sense - that they bring in more than it costs to adminster them. Taxing profits wouldn't slow automation, without a differential in the tax. Mr. Gates seems quite unafraid of irony, I agree. I think it's part of having lived for a long time.