Swarming will make downloading more effective, it will be easier to complete a file-transfer, and you'll be able to share the file to others much quicker . Maybe you have to wait a little longer before it's your turn to download, but chances are that it will be more and more servents that got the file you wants.
Bad programming won't get us anywhere in any case.

By the way, isn't Gnucleus using swarmed d/l's?