Racks of multiple cameras in the same smartphone just don't cut it any more...or so the OEM Vivo seems to believe, based on its latest patent. It depicts a mobile device with a cavity large enough to house its very own miniature drone. Therefore, consumers of the future might be able to buy their own cinematic set-up and Android in one.
https://www.notebookcheck.net/Drone-phone-Vivo-patents-a-phone-with-a-tiny-detachable-UAV.548673.0.html