The key to a good car key

Car brands have long made keys that bear a logo or stamp to represent the brand. But in the last 10 years, key fobs, or electronic keys, have become a calling card of sorts.

“Marketplace” host Kai Ryssdal spoke with Hannah Elliott, a staff writer at Bloomberg Businessweek, about the tiny objects luxury carmakers can’t afford to get wrong.

To hear their conversation, use the audio player above.