i bet this while paid resulted in something like: 1. download 2. use for some hours 3. rate one star and comment how difficult it is to lear 4. refund some app

i bet this while paid resulted in something like: 1. download 2. use for some hours 3. rate one star and comment how difficult it is to lear 4. refund some apps really should have way more time than one day for refund. this clearly is one.