Copy protection is not a big worry for me.
There will always be people who want something for nothing, especially VJ's who are starting out.
It would not be a massive issue if they were shared with a couple of friends or colleagues.
If the price is low enough, say $5 or less then you'd have to be a (insert derogatory term) not to pay for it.
I'm very upset to discover this and considder it to be a major flaw.
It makes working with 3D objects almost totally unviable, we cannot achieve anything other than very basic styles.
In my opinion this really should be a priority for you to implement and should not be a feature request.
See the composition attached.
When rotated infront of object one, object twos back faces have no transparency and block out object one.