Simple math, Blacks are only 12% of the population. How could they significantly impact your ability to get a GF? Let's be honest question, if all the Blacks went back to Africa tomorrow, you still wouldn't have a GF.
That 5 girl thing doesn't happen in any significant frequency. Even in the rare cases it does, those 5 girls aren't exclusive to the one guy. They're also sleeping with multiple guys.
Shane Diesel and Wesley Pipes have single handedly stretched out hundreds of white pussies. Why do you think Jamal and Tyrone are only going to stick with one white girl? Nigger babies always grow up fatherless.