I just posted on Goldman Sachs and oil, here:

Comments now via ANZ also:

Brent "threatening to break through $80 per barrel

  • geopolitical risks continue to support prices
  • an unexpected fall in inventories in the U.S. got investors excited yesterday."

Falling US inventories

  • "raising concerns of tight markets heading into the U.S. driving season"

(ANZ comments via Reuters , more),