How to watch older YouTube videos in Higher Quality on YouTube (YouTube HQ hack)
Older YouTube videos may not have "View in Higher Quality" links below them. But by using the following parameter in the URL, you'll be able to watch anything in higher quality (HQ)!
How it works:
Just add "&fmt=18" to the end of the URL at the address bar of your web-browser and press the Enter button. That's all! You get Higher Quality YouTube video.
The URL will now look like the following one
Code:
http://www.youtube.com/watch?v=l5DNZHR0oI8&fmt=18
And the following YouTube video was made Higher Quality (HQ) by this hack: