Originally Posted by springer
As most of you guys know, part of our first shipment was material that didn't meet our "perfectly flat, consistent thickness" criteria. It was a "growing pain" sort of situation with the manufacturer learning how to process to our requirements, and we think we have it sorted out. However we do have some stock and after some internal deliberation, reviews of some sheets by local builders, and some kits cut as test cases, we are listing it on the website. Click on "limited offer" page in the header.
Hum... well yep mine is not perfectly flat. I was wondering if the curve was due in part to the reworked box hugging it funny. But looking at the stack pictured on the site looks like that stack has about the same curve to it as the stuff I got.