The Wadsworth constant (Xi) states that the relevant or interesting part of any video will start at the 30% mark
Wadsworth Constant (Xi):
On Youtube, adding "&wadsworth=1" to the end of the URL of the video will skip you to 30% into the video.
On Youtube, adding "&wadsworth=1" to the end of the URL of the video will skip you to 30% into the video.
by nigerianprince12 October 15, 2011