I'm not sure if you're familiar with the idiom "calling bullshit" I am familiar with it and, to me, it's rude. I might say it to a friend if we're just banteri

I'm not sure if you're familiar with the idiom "calling bullshit" I am familiar with it and, to me, it's rude. I might say it to a friend if we're just bantering, but I'd never say it to a colleague. Clearly, I'm in the minority here.