The rule could be anything, as funny or as serious as you want. The universe will progress in a similar way that it has up until this point, unless your changed rule prevented it from doing so.
Some examples might be:
- The invention of currency is not allowed.
- Iron is slightly less stable.
- The Ancient Greeks are able to cultivate Silphium, which does not go extinct now.
Pi = 3.
I’m going to keep this for when I have to explain non-Euclidean spaces during game night.
I always use Chess boards to describe non-Euclidean spaces when I “need” to (aka when I get even a narrow chance to)
It would change the topographical nature of the universe. We would probably have to exist in like the 3.1415th dimension or something to make it work.
Instant karma. Weighted based on intent. E.g. If CEO cuts benefits to improve his stock value, then his balls explode. If a driver accidentally cuts someone off but feels bad about it, a full mosquito hits the windshield.
Like…a mosquito that just ate a large meal? Or like “one whole ass mosquito”
I assume a mosquito that just had a meal even though it wasn’t hungry and only wanted to give someone malaria.
Greed is removed from the list of possible emotions/personality traits.
Native Americans are immune to European diseases.
Cats speak french, except in any situation where they can be recorded or transcribed, or when a french speaker can hear them. They also aren’t very good at speaking french, but it’s impossible for anyone to know that.
What if two English speakers are listening to a cat speak French, when suddenly they are joined by a third companion who speaks native French?