This article is written by Kai Lee, a program manager from the Web Content Management team.
I jest piked it up from
http://blogs.msdn.com/ecm/archive/2006/11/08/how-to-make-your-moss-2007-web-site-faster-with-caching.aspx
the enhanced virsion of BDC Generator is available
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http://www.bdcmetaman.com/default.aspx