Hacking 101: Watch a video in youtube in high resolution!

Go to a video any video on youtube.. at the end of the URL type &fmt=18
and Enter.. it will launch the video in HIGH RESOLUTION

example:

The Link: http://youtube.com/watch?v=mBhqNj-3gVE
High-Res: http://youtube.com/watch?v=mBhqNj-3gVE&fmt=18

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From: Random User : hf.net