Can ballet also be cool? The creators of the new Prime Video show “Étoile” – Amy Sherman-Palladino and Daniel Palladino, of “The Marvelous Mrs. Maisel” fame — are betting yes.

If you’re a heavy TikTok user, you probably already know that it’s fairly easy to download videos directly from TikTok to iPhone using the app itself. But you’ve also certainly noticed that any video ...