Summary: For designers, the goal gradient may provide a great opportunities to get users use your product, encourage them to use it more. Also, it provide an opportunities for increasing sales and conversions which means an increase in profits.
…lways create a cool design with all the good colors and use latest trends to design the interfaces. But that does not means your design is usable for your users who are asking us to solve their problem. It is like trying to add a full grown African elephant inside a refrigerator. The idea looks cool but it will never work.