I could be mistaken, but I seem to recall Lisa Randall making this predict n her recent book. It also may imply that a 20 meter black hole (or was that a donut) could snap into existence when the LHC experiments happen.
My view is that this is damage control, brought on by this:
String Theory's Extra Dimensions Must Be Less Than Half the Width of a Human Hair
Scientific American | January 16, 2007 | JR Minkel
Posted on 01/17/2007 1:06:00 AM EST by SunkenCiv
http://www.freerepublic.com/focus/f-chat/1768742/posts
related:
Physicists Develop Test for String Theory
Space Daily | Jan 25, 2007 | Staff Writers
Posted on 01/25/2007 12:01:26 PM EST by Ben Mugged
http://www.freerepublic.com/focus/f-news/1773567/posts
Large Hadron Collider: Does every particle in the universe consist of points, strings, or loops?
iTWire | Thursday, January 18, 2007 | William Atkins
Posted on 01/18/2007 4:15:35 AM EST by SunkenCiv
http://www.freerepublic.com/focus/f-chat/1769410/posts
New particle accelerator could rule out string theory [ Large Hadron Collider ]
New Scientist | February 1, 2007 | David Shiga
Posted on 02/03/2007 4:18:18 PM EST by SunkenCiv
http://www.freerepublic.com/focus/f-chat/1778727/posts
Physicists find way to 'see' extra dimensions
University of Wisconsin-Madison | February 2, 2007 | Jill Sakai
Posted on 02/03/2007 4:23:00 PM EST by SunkenCiv
http://www.freerepublic.com/focus/f-chat/1778729/posts