It's not magick, you just need a sufficiently gifted young White Man to come up with the chemical etching process. Making the damn things isn't difficult from the technological aspect, just really expensive. The real miracle is that the logic required to make them work even works at all in the real world. Relevant video for your enjoyment gentlemen. https://youtu.be/IS5ycm7VfXg?si=p5goT7BywCme-hkt