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1 day agoYou can just say youre not comfortable lending a charger and instead take custody of their device to charge or own a really cool long cable which shows your intent to compromise even in the presence of boundaries others aren’t prepared to understand.
Your brain is weirdly unhappy with the concept of other brains doing math. Nice!
The brainpower involved in mental math is just real-time factorization and otherwise general application of the rules of arithmatic. It’s no waste, it’s just a well practiced set of pathways that take annoying math and make it friendly. It takes at most 2 seconds to know if it’s time to use a calculator.