The key to the product needs hierarchy is one that Walter only mentions tangentially: your product has to satisfy the needs at each level before moving on to the next. A product can’t be efficient if it isn’t functional. A product can’t be delightful if it isn’t efficient and functional.
Delight Comes Last
Delight Comes Last
Delight Comes Last
The key to the product needs hierarchy is one that Walter only mentions tangentially: your product has to satisfy the needs at each level before moving on to the next. A product can’t be efficient if it isn’t functional. A product can’t be delightful if it isn’t efficient and functional.