The Family Jewels: 10 Interesting Facts and Figures about the British Crown Jewels You May Not Already Know. The Crown Jewels. For centuries they have taken on a meaning of immeasurable wealth and high importance.
(It works with every major carmaker.) Of the 29.6 million subscribers to SiriusXM at the end of last year, 24.2 million paid the $11 to $20 monthly fee themselves, with the rest covered through promotions by car companies.
SiriusXM has hit on the formula for getting people â nearly 30 million of them â to pay for radio, a form of media that has always been free. But while the company likes to emphasize the awesomeness of its audio âmosaics,â there is another, more mundane, explanation for its success: cars.