Deadlinks are one of the most common ways of spamming Wikipedia. Paid
editors replace deadlinks with links to the spam site which now contains
the contain as it way copied from waybackmachine. Linking to waybackmachine
is thus superior.
--
James Heilman
MD, CCFP-EM, Wikipedian
The Wikipedia Open Textbook of Medicine
www.opentextbookofmedicine.com