YouTube Secrets
On the [adult swim] video Too Many Cooks, the title is changed to resemble the font and color.
By typing "awesome" in a YouTube video watch page, the progress bar will flash different colors.
Entering in "youtube.com/robots.txt" as a URL will take you to a text file on what YouTube doesn't want the search robot to do.
On a video explaining why YouTube views freeze at 301, the video view count is frozen at 301.
YouTube actually has their own top-level domain, which is .youtube.
It has 3 websites using the TLD (except nic.youtube).