Beyonce was no threat to the interpretation of beauty set forth by the American Standard.
But this was like the slow boiling of crabs in a pot.
The increase in heat was slow and unnoticeable.
Ass was "in" for many who had earlier only noticed breasts.
This was a feat that couldn't be pulled off by Janet Jackson almost a generation earlier.
But when done by a lighter skinned girl - the effect was more palatable.