I think this is a good question, it's the first one I had, but this probably depends on your abilities with computers, networking etc. I like gnotella so far but I hear that bear share is good for newby gnutella clone users.

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"Great spirits have always found violent opposition from mediocrities. The latter cannot understand it when a man does not thoughtlessly submit to hereditary prejudices but honestly and courageously uses his intelligence."
-- Albert Einstein