I haven't ever been to a vintage computer event, but after looking through this gallery, I'd have to say it'd be a ton of fun. There's a TON of equipment there I haven't even heard of before, and a lot of it still works!
http://trixter.wordpress.com/2010/09/19/vintage-computer-festival-midwest-5-0-pix/
http://picasaweb.google.com/114274883114204706131/VintageComputerFestivalMidwest50#
In particular, this would have to be fun to use:
http://picasaweb.google.com/1142748...ComputerFestivalMidwest50#5518739987715786034
http://trixter.wordpress.com/2010/09/19/vintage-computer-festival-midwest-5-0-pix/
http://picasaweb.google.com/114274883114204706131/VintageComputerFestivalMidwest50#
In particular, this would have to be fun to use:
http://picasaweb.google.com/1142748...ComputerFestivalMidwest50#5518739987715786034
