Peace between the US and Iran remains elusive, but don't expect oil prices to drop quickly even when a deal is hammered out, according to one research firm. HFI Research, an investment research firm focused on energy and commodities, said it believes the oil market has reached a "breaking point" after two months of the Iran war, and that supply disruptions will be long-lasting. Even if the US and Iran were to strike a deal this week, the market will be dealing with severe shortages and eventual