What they call 'bias', Facebook and any other companies will call good targeting. If one group reacts to an ad, and another doesn't, you usually want to show t

What they call 'bias', Facebook and any other companies will call good targeting. If one group reacts to an ad, and another doesn't, you usually want to show the ad to the group which responds to maximize your ROI. I'm surprised that they're shouting about it now, this is how the ad business works since the beginning of the Internet' ad business. It's like the society lives unconscious how the big make money.