Next time you shop on Amazon, it might look quite different. The tech giant is testing a redesigned app that'll have a completely different look, and it began rolling out to some customers this week.

Pam's Colecovision was her babysitter, from the age of 4 or 5, but the family only had one game. Over and over, hour after hour, she'd climb and jump through the three levels of Donkey Kong. But the ...