UPDATE, Jan 11, 04:45hrs UTC:
Video playback issues have been fixed. You can now resume watching videos on all supported devices.
We are aware that there are video playback issues affecting mobile and TV apps at the moment. Our team is currently investigating.
We recommend continuing watching on a web browser at Viki.com in the meantime.
We greatly appreciate your patience and understanding while we look into the problem. Please stay tuned for updates!