Why can't they make this out of aluminum?

The carbon version is sitting on a bike that I want, a bike that's too expensive, in part because this thing is made of a mix of carbon and kevlar:

Like a feather...

Come on FSA, just make the darn thing out of aluminum!  It can't add that many more grams and it would be nice to get the flat top feel without the $300 price tag.  Curse you, you glorious light carbon/kevlar handlebar!  Oh well, just another item for me to envy...