> I think it's fun how much of what a modern mobile phone gives us is an amalgam of magic from fantasy stories This goes deeper than most people realize. Think

> I think it's fun how much of what a modern mobile phone gives us is an amalgam of magic from fantasy stories This goes deeper than most people realize. Think of fantasy stories which use some kind of crystal as a medium for magic. Well, a modern mobile phone literally works through crystals, we just don't think of them because they're usually encased in plastic or covered by a metal heat spreader. A LED lamp is literally a crystal which glows. And so on. (If you didn't know about it yet, start at https://en.wikipedia.org/wiki/Silicon_ingot https://en.wikipedia.org/wiki/Silicon_ingot and https://en.wikipedia.org/wiki/Silicon_wafer https://en.wikipedia.org/wiki/Silicon_wafer)