You can import any URL <x id="START_LINK"/>supported by youtube-dl<x id="CLOSE_LINK"/> or URL that points to a media file. You should make sure you have diffusion rights over the content it points to, otherwise it could cause legal trouble to yourself and your instance.
Viewers stats between <x id="PH" equiv-text="this.statsStartDate.toLocaleString()"/> and <x id="PH_1" equiv-text="this.statsEndDate.toLocaleString()"/>
You can also synchronize a remote channel in <x id="START_LINK" ctype="x-a" equiv-text="<a routerLink="/my-library/video-channel-syncs">"/>your library<x id="CLOSE_LINK" ctype="x-a" equiv-text="</a>"/>