yt-timemark is a free Chrome add-on developed by exrhizo that allows users to easily bookmark their favorite moments in YouTube videos. With just a few simple keyboard shortcuts, users can save the current video and timestamp, or save the current video, timestamp, and add a comment.

This add-on is particularly useful for those who want to optimize their workflow and take advantage of networked thought with Roam. With yt-timemark, users can quickly save important moments in YouTube videos without having to rely on external note-taking tools or memory. By simply pressing cmd+k, users can save the current video and timestamp, and by pressing cmd+shft+k, they can also add a comment.

Overall, yt-timemark is a handy tool for YouTube enthusiasts who want to easily bookmark and organize their favorite moments in videos. Whether for personal use or professional purposes, this add-on offers a convenient way to optimize video viewing and enhance productivity.