All Things Considered on KRVS

Most Americans pay with plastic or cash when they visit the grocery store, buy their daily coffee, or fill up the gas tank. But a growing number of large companies are trying to change that.

Google, Starbucks and Wal-Mart are among the many firms that are eager to replace consumers' wallets and stores' cash registers, with smartphones and other mobile devices.

The "know your farmer" concept may soon apply to the folks growing your coffee, too.

Increasingly, specialty roasters are working directly with coffee growers around the world to produce coffees as varied in taste as wines. And how are roasters teaching their clientele to appreciate the subtle characteristics of brews? By bringing an age-old tasting ritual once limited to coffee insiders to the coffee-sipping masses.

Mitt Romney told reporters Thursday that he has never paid less than a 13 percent tax rate over the past decade. Until now, the presumptive Republican nominee had sidestepped questions about his personal income taxes. Romney has come under withering criticism over the tax issue from President Obama's campaign and Senate Majority Leader Harry Reid.

All this summer, All Things Considered is digging into the record collections of listeners' parents to hear about one song introduced by a parent that has stayed with you.

Among the many records Darrin Wolsko spun while donning a red cape around 1985, The Beatles' self-titled release best known as The White Album got the most plays — "to the point where I destroyed the album. I shredded this album to pieces," Wolsko says.