1. Yes. Only until it has enough money to finish buillding nuclear bombs. Their intentions are clear and have been publicly stated.
2. The debate between sweet (theirs) and sour crude along with the cost of shipping remains to be seen. We need a pipeline and now have to rail and they have to ship it to the refiners who have process sweet crude less to create a finished product. One of the other people on the board will be more able to answer question 2.