If you find a buck a spoke excessive then they can be found for 50 cents (plus 10 cents for standard, brass nipples) here:
http://www.excelsports.com/main.asp?...jor=1&minor=30
DT Competition DB spokes run 75 cents (plus 10 cents for standard, brass nipples):
http://www.excelsports.com/main.asp?...jor=1&minor=30