Americans spent $143 billion on mobile apps in 2020. Since the pandemic began, Amazon's sales have grown by more than 40% and its stock nearly doubled. But who is really winning and losing in one-click America? Alec MacGillis, author of the new book"Fulfillment" tells us what Amazon is doing to our hometowns, our wallets and even our brains. In Mailbag, we discuss moving funds from tax-deferred accounts into Roth accounts, and managing rental properties in retirement. In Thrive, how to cut out food waste.