There is also a new music show, CBBC Top 40, which will run down the charts on a Sunday, with the number one revealed simultaneously with the Radio 1 chart.

BBC: Children's TV goes digital

Before, it only used top 40 radio to figure out the pop chart.

NPR: On Billboard Chart, No Longer Lonely At Top

The song charted at number nine on the Big Top 40 chart, broadcast on commercial radio stations.

BBC: Ding Dong! The Witch Is Dead enters chart at two

Pop Charts Britannia: 60 Years of the Top 10 will trace the history of the chart and feature contributions from past Radio 1 DJs and pop legends.

BBC: to mark 60 years of the British singles chart

If you put all that on a chart, you will see that the various combinations of radio coverage and technologies virtually blanket the world.

FORBES: Qualcomm's New Go-Anywhere Chip

But paying respects to pop radio is not the same thing as prostrating before it, unlike, for instance, chart-topping Nelly Furtado, who has also worked with Elizondo.

NPR: Rilo Kiley Will Try to Love You

"You look at the top of the rock chart, and you see all kinds of bands who have had Top 40 radio hits, from Staind and Foo Fighters and Blink-182, " he said.

CNN: 'Nevermind,' never again?