https://www.cnet.com/news/if-the-galaxy-note-10-got-a-reversible-camera-awesome-likely-thats-another-story/

It's been years since phones that swivel, flip and otherwise move have been en vogue, but all that's changing. 

Foldable phones like Samsung's Galaxy Fold and Huawei's Mate X are both raising and reflecting an interest in movable design. Cameras, too, are becoming more mechanized to rise out of the belly of the beast in various ways.