i have experienced 3 problems today:
The proxy server did not receive a timely response from the upstream server.
AND THEN I GOT THE MESSAGE A FEW MINUTES LATER AFTER POSTING:
Server is too busy
WE RESTRICT RAPID POSTING OF MULTIPLE FORUM POSTS FOR QUALITY REASONS. YOU HAVE ALREADY POSTED A FORUM POST WITHIN THE LAST SEVERAL SECONDS. PLEASE TRY AGAIN LATER.