YouTube - The play icon changes to a replay icon at the end of the video.
YouTube - If you are not logged in, the “respond to this video” textarea asks you to Sign in or Sign up on mouse-over.
/Via Marian Buhnici
CNNArabic - Even the “Play” button has direction from right to left.
Vimeo - if you post a comment with a time indication, it becomes a link which opens the video on that time.
Youtube - Allows user to play snake with keyboard arrows while waiting for video to load or when it’s paused.
Chrome - When a tab in Chrome has updated content, a light gradient moves from right to left on the tab. Keep your eye on the upper left of the video.
/via Tim Banks
New Scientist - Simple optical illusions can make it seem like the progress bars on your file downloads are moving faster than they actually are.