I don't know, Frank, it seems like many, many newbies lurk for any amount of time before they ever register (if they do).
Also, we have a floating of followers who elect not to post here.
Jo, is it a fact that the bots appear as "guest"? I had the distinct impression that they were visible as, say, "google.bot"
This just in: Chemar has kindly answered the question here:
http://neurotalk.psychcentral.com/sh...467#post253467