Limewire, one of the most popular filesharing applications just released V 4.12 and announced that limewire will support .torrent downloads in the near future.
It seems that they don’t want to miss out on all the BitTorrent goodness. The limewire blog states:
Starting in the next beta series, LimeWire will feature BitTorrent integration and a custom DHT. Keep a look out for what’s next!