i.ytimg.com/vi/I4j4OGl_XHQ/maxresdefault.jpg
] Thumbnail download fails completely if maxresdefault.jpg
Getting all the video thumbnails from a video
thumbnails extractor
maxresdefault thumbnail · Issue #373 · nullscreen/yt · GitHub
thumbnails extractor
i.ytimg.com/vi/I4j4OGl_XHQ/maxresdefault.jpg
] `maxresdefault` doesn't exist sometimes · Issue #340 · yt