Oil rose this week as US government promises to protect bank depositors and a lack of surprises from the Federal Reserve calmed investors. Crude settled above $69 a barrel on Friday, recovering about a quarter of the nearly $10 it lost the previous week. The commodity remains volatile, and as long as banking concerns remain at the forefront of markets, crude fundamentals may have a limited effect on its price movements, analysts said. “Crude found support this week after several weeks of unaba ....