For me "classic" computers
are the ones created between 1977 & 1990ish & yes, this includes the early
IBM PC's.Until the PET thread started I was getting seriously bored with the
list, now it's interesting again.
Try
http://www.vintage-computer.com/vcforum/search.php?do=getdaily
which may be more appropriate to your interests.
You won't have to worry about people talking about anything other than consumer
computers there.