Ep 26: Problems, Knowledge and Wealth
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How to Make Red Pixles?
There is only one element called europium which, when you pass electricity through, it glows red. If there's nored pixles, then there could be no color screens. No alternative element has been shown to enable us to make pixles glow red. But of course, we've got red screens of plenty to day. We've got color screens, and have got no problem showing red. And how? Well, not because we found a substitute for europium in catho dra tubes, but rather, we don't use plasmu screens and elseds. The point here is we simply cannot predict what new discoveries in science will completely change a market
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