I would say that most "normal people" don't even know the browser sends a referrer header, and it doesn't actually do anything for them. This is useful for sit

I would say that most "normal people" don't even know the browser sends a referrer header, and it doesn't actually do anything for them. This is useful for site owners, and they have little control over what browser their users use. And as someone else already pointed out, the other big browser (Chrome) has already done this.