Everyone seems to be looking for a great way to play a potential rise in oil prices these days. A few are simply buying ETF’s such as the Energy Select Sector SPDR (ETF) (NYSEMKT: XLE), and some are buying best-of-breed shale producers with costs low enough to wait out the downturn. While many are simply following everyone’s favorite billionaire investor, Warren Buffett, into shares of Canadian oil-sands giant Suncor Energy (NYSE: SU).