Beyoncé vs. Oum Kalthoum – a bellydance storm in a teacup?

There's a video that has been doing the rounds in the bellydance community this week from an old Beyoncé show, where a short section of music from Oum Kalthoum's "Enta Omri" is sampled during an exotic-dance inspired dance routine featuring rather a lot of bare bottoms. And lots of bellydancers are acting outraged by this, …