I will not continue this discussion if you're going to say non-truths.
Case 2: Clearly not, given the emissions produced.
Case 3: Clearly not, given the Gulf oil spill.
Case 4: Clearly not, given the trajectory of fuel economy of engines over time.
Tell me what "Ecosystem services" crude oil provides while in it's natural state.
What is lost to the environment when there is no more oil left in the ground?
I already answered that question. In my last post, I directed you to where that answer resides. However, I would now like to point you to the first sentence in this post for your consideration.