Cubans will soon face another turn of the screw, this time at the pump: a gas price hike of 528% starting in February. At a crossroads between broadening market reforms that could imperil its grip on power or doubling down on efforts to salvage the centrally planned socialist economy that has impoverished Cuba for six decades, the Cuban government chose the most familiar script. Amid the worst economic crisis in several decades, the Cuban leadership has announced an austerity plan that includes cuts on ration card food subsidies and increases in the prices of fuel, transportation, electricity …