Just want to give a quick and very exciting update from radio to be that after a long hiatus

You get a podcast is finally coming back for two months of new episodes starting right now

Each week on you get a podcast

Historians Leah Wright rigor and Kelly Carter Jackson break down the most iconic moments from the long history of the Oprah Winfrey show

Like these are real bona fide academic historians talking about the impact of Oprah from diets to book clubs to celebrity

Interviews to make over to all her spin-offs Oprah has shaped so much of the world we live in and every week on you get a podcast

You can hear all new conversations and I get to come on the show and talk about Oprah and fashion

You'll have to tune in Wednesdays starting in June

Listen at you get a podcast.com or you know wherever you listen podcasts

This is 99% invisible. I'm Roman Mars

When you crank the gear of a music box you can make the tune go as fast or as slowly as you want as you spend the little handle around and around and around

The music is read from the series of little bumps like Braille

producer Avery Chouffleman

These little bumps stick up and they hit a series of times which create a song

It's a form of storage. This is DAG Spicer senior curator at the computer history museum

The music box is storing that program which is the music you think of that as software even though you might not think of it as that

That's really what it is it's software and this method of data storage a series of bumps or series of holes

Was also used in player pianos. It's also the mechanism behind computer punch cards go ask your grandpa about those

Throughout most of the 20th century punch cards were the dominant form of data processing input and output form

Paper punch card technology the precursor to electronic computing was the way that data was stored and tabulated for decades

Back when computers would take up a whole room this technology of bumps and holes is also why you're wearing what you're wearing

Right well one of the things you may not know is that an early

...