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You're listening to 20,000 Hertz.

I'm Dallas Taylor.

There are so many stories out there that we wanted to share with you,

but some of these stories just don't need an entire episode,

so this show's going to be a little different.

I want to present two completely separate bite-sized stories.

The first is about a small little phrase that's become one of the most recognizable sounds in recent history. And later in the show, we'll hear about the creation

of a brand new spin on a modern musical instrument. So without further ado, this is Jack Deerlove

reporting our first story. So I'm sitting here on my phone, and currently I have 17 unread emails.

Most of spam, there are a couple of newsletters, there's something from a letting agent I probably

should look at more carefully. But it got me thinking, it wasn't always like this.

Do you remember when checking your email is a pretty major process? Turn on your computer,

dial up, log in, wait for it all to load. I mean, you probably still had 17 unread emails

waiting for you, but you were the boss of when they were looked at rather than your phone. And there

was something else

about that era of email that was pretty special. After you've gone through all the process of

...