... a thread dated Mar 7, 2003, started by user #2, with first response by user #7.From what I was able to quickly check this is the oldest surviving thread: https://www.physicsforums.com/threads/the-source-of-all-the-mind.18/
Possibly Interesting thread titles as far back as 2/24/2001Are Force Fields Possible?
Hits : 53 since 2/21/2001
URL : http://web.archive.org/web/20011123113121/http://physicsforums.com/encyclo/redirect.asp?linkid=6 [Broken]
Sounds cool in sci-fi, but are they realistic