I remember seeing something about really thin CAT5 cables being made, but like only in Japan or something at the time. I was wondering if anyone else had heard of these and could gimme any related links.
I think your thinking about the flat silver ones (also known as satin, and flat satin). Although it is 8 wire, DO NOT use it for networking. It's not designed sheilding nor crosstalk wise for normal networking. It's designed to be used on the comm port of routers and other networking equipment.