Starbucks opening juice bar?

Evolution, is the name Starbucks is calling their new juice bar. It is a $50 million project they are launching.They will have juices like: apple, coconut, strawberry, carrot ect.They will also have healthy foods, like oatmeal, salads, sandwiches, and quinoa. They founds of evolution are not sure how likely of a success/ demand The prices are