no cloning theorem in quantum gravity?

From: Chris Pollett (cpollett_at_yahoo.com)
Date: 01/22/05 

Date: Sat, 22 Jan 2005 11:33:49 +0000 (UTC)

Hi,

I was wondering if some analog of the no cloning theorem obviously holds
in string theory or loop quantum gravity? By no cloning I mean the QM
result that there is no quantum operation which maps |a>|b> -> |a>|a>.
Do singularities cause problems for this result?

Thanks,

Chris