From World Radio, this is Double Take. I'm Les Silers.

When Gerald Groff took his job at the post office in 2012, keeping the Sabbath wasn't an issue.

USPS didn't deliver on Sundays. Then about a decade ago, Amazon decided people simply had to have their gadgets and groceries delivered on Sundays and hired USPS to help.

Suddenly Groff had a choice, keep his job or his convictions.

He decided to try for both.

And the case is still not settled, exactly.

Today on Double Take, Jenny Rough brings us a special legal episode about a

male man, his faith, and the Byzantine legal rules that define religious liberty in this country.

Here's Jenny.

Alexa, can I order something off of Amazon?

I can help you shop for everyday items.

Try saying things like, Alexa, order AA batteries or reorder paper towels.

Before Amazon was Amazon, it was Cadabra.

Abra, Cadabra.

Order a book online and poof, it's on your doorstep. But for too many customers, Cadabra. Order a book online and poof, it's on your doorstep.

But for too many customers, Cadabra wasn't calling magic to mind. It was calling dead bodies to mind,

cadavers. So, founder Jeff Bezos renamed Cadabra after the world's largest river.

Amazon.com went live in July 1995. Book sales became CD sales,

then tool sales, toy sales. Today you can order 353 million different products, practical items

like light bulbs or a toothbrush, impractical items like pink blobfish slippers or a belly button

lint brush, expensive things like $66,000 diamond earrings, or at the other extreme, a 99-cent

emergency poncho. I'm placing an order specifically for this story. What are you looking for?

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