Hi Josh, I released the exporter today. There is a 20-minute tutorial on how to use it. The exporter and all the related files are in the "project Files" link next to the tutorial.
Here is the link:
http://library.creativecow.net/articles/ciccone_paolo/ae-exporter-blender.p...
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Paolo Ciccone
Pret-A-3D
http://www.preta3d.com
http://www.paolociccone.com