Instant video previews in popup player by hovering or clicking video thumbs. Video ratings and resolution data shown on the thumbs. Gets video information without using a YouTube API key, which can be banned or limited.
< Rückmeldungen auf YouTube Video Preview and Ratings Keyless
On search results the video preview button disappears when you hover over a thumbnail with youtube's video preview enabled.
This doesn't happen on channel pages even with youtube's video preview.