It's not so much the engine as the C&C intellectual property. Besides, Steam is a for-profit platform and we can't legally make or allow any third party to make money from our games.
We've said until the new armour.ini is in and balanced fairly well.
I think sometimes, you are better off thinking more about gameplay than real life or what was in the RTS. if they did a little bit of damage to light vehicles and a tiny amount to medium then I think that would be better.