The reason that Best Buy is so successful was because it took complex products and make them simplified for purchase at the store level with support staff much like how people come to a retail shop to buy things.

FORBES: If I Were The CEO Of Best Buy

It is an extremely complex measurement, because there are so many factors at work: shifting ocean currents, the dynamics and movement of large ice shelves, and the varying temperature and saltiness of water at different places.

WSJ: Polar Ice Sheets Melt at Faster Pace

That is what had made Best Buy so successful because it simplifies complex purchases.

FORBES: If I Were The CEO Of Best Buy