USA Today:  “With two states now allowing recreational marijuana sales, curious minds want to know: Whose pot is better?  Washington joined Colorado on Tuesday in allowing marijuana sales, and retailers in Washington braced for long lines and high demand. The same happened when Colorado legalized recreational sales Jan. 1, and tens of thousands of buyers got the chance to pick from a wide variety of strains, from Blue Dream to AK-47 and Facewreck.”