I need to pick up a birthday present for a friend of mine and was going to get the Koss Portapro. Anyone aware of a local big-box or electronics seller that has them? I know I can get them on Amazon or other places.... but I need them ASAP. I've checked online at Circuity City, Best Buy...

I love to tinker so over the past couple weeks I read-up a bit on all the "theory" behind some silver based cables. I ended up picking up the supplies to make several silver wire cables. This included pure silver wire (24ga), teflon PTFE tubing for the dielectric, connectors, techflex, heat...