Why A (or B, or C) listers see value in the podcasting boom.

Sharon Osbournehas decided to un-cancel herself.

Newer comedy-and-celebrity entries likeSmartLess(a year-old podcast hosted byJason Bateman,Will Arnett, andSean Hayes) andLiterally!

Sharon Osbourne on ‘The Talk’

Sharon Osbourne on ‘The Talk’.Cliff Lipson/CBS via Getty Images

WithRob Loweare rapidly gaining listeners and buzz.

What’s in it for the celebs?

Money, for one.

Grey’s Anatomy

Ellen Pompeo on ‘Grey’s Anatomy’.ABC

In addition to steady income, podcasts also give celebs creative freedom.

Fans are paying attention as well, and they don’t always like what they hear.

I’ve certainly had my fair share of that."

“They want to get away from it.

They want to enjoy life.

They want to get some motivation.”

Adds Carolla, “It’s hard to get by on your looks when you are podcasting.

There’s a business model now for it when there really didn’t use to be.

I would say the same thing to a random 19-year-old I met that I would to an A-lister.

Do a podcast, provided you have something to say.

If you don’t, don’t bother.”