I think the 338 federal will become a very popular cartridge. But, why not do it on an 06 case? I know short action rifles blah blah blah. But then again, how about an ar-10 in 338 fed? I just might buy one of them.

Then it would be a .338-06 which already exists in a factory offering!!

http://www.weatherby.com/products/ammo.asp?prd_id=30