Locked content is cheapeer, and you can use it on all your registered Vue versions, so there is no real gain in getting the non locked version, since it may not be exportable anyway. It's only useful when other 3D formats are provided.

And it seems to be OK for 99.99% of the Cornucopia members, so I'll shed a tear at losing you as a customer and will forget about it as soon as the meth kicks in :-)