Thanks for the ping.
I can see why the railroads (Warren Buffett) would oppose Keystone XL. They are cashing in. But despite the increase in rail capacity, it’s still not as efficient, safe or cheap as pipelines.
Warren Buffett Buys Stake in Pipeline Company on Same Day as North Dakota Oil Train Explosion ...
http://www.huffingtonpost.com/steve-horn/warren-buffett-buys-stake_b_4534613.html