I heard it's the British way of saying "that's insane". https://english.stackexchange.com/questions/574974/etymology-of-brave-meaning-insane https://english.st

I heard it's the British way of saying "that's insane". https://english.stackexchange.com/questions/574974/etymology-of-brave-meaning-insane https://english.stackexchange.com/questions/574974/etymology...