I think lasers are pretty wack when you think about them through this lens. A small, wand-like object in your hand can make light appear from seemingly nowhere. If it’s powerful enough it can set things on fire or blind people. Not to mention larger ones like laser cutters or the LLD, used to destroy missiles midflight. Thats sure to blow some feudal peasant minds
High speed rail, they would probably not believe their eyes if they saw a train going by with 300 kmh.
I live in the here and now, and I’m still baffled by wireless internet. It’s modern sorcery
Little bots screaming 1s and 0s at each other really fast at a pitch you can’t hear.