It's not a bad idea, but I don't see it as necessary unless:
1. An inactive account was hacked into. 2, If the admin in question requests it.
--Ryan
From: Sam Korn smoddy@gmail.com Subject: [WikiEN-l] Desysopping inactive admins
Just to advertise a current proposal:
http://en.wikipedia.org/wiki/Wikipedia:Desysopsing inactive admins
There are no set proposals yet, but it would be useful to have wider community input into the proposal.
Sam