Geometric stand for MacBook Air 2012

This is a redesign of the excellent MacBookPro stand by Thomas de Cicco at http://www.thingiverse.com/thing:1330829, and I used the macbook air files from

I didn't want to have two parts for the large support so I redrew them both completely from scratch.
Despite its looks, the stand is actually very stable once the laptop is on, and it's quite flat to transport.
I might make the next one "packable" somehow, with both parts locing into one another to transport them.