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.
XM and Sirius each have slightly different approaches to music programming. Both have professional DJâs that decide what music will go on each channel. NoteâI have since learned that XM has a rock playlist of about 200,000 songs, whereas Sirius has a playlist of about 50,000 songs.