Morgwen, you recomend freeloading? I can't believe!
Indeed this a very cool feature of Bearshare if you wanna break down gnutella.... don't forget how many busy slots you see allready - and don't forget gnutella is sharing!

However limiting the upload traffic to a max could be very usefull, if advanced users exactly know what they do. I never reached the limit with my DSL connection. Propably this is another option for the often requested "advanced nerds option".