SymTorrent is built for mobile devices that run the 3rd or 2nd edition of the S60 platform.
Featurewise, SymTorrent is still quite basic. At this point it can’t compete with most PC clients, but it is still good enough for the occasional downloader. The latest SymTorrent version (1.21) was released a couple of days ago, and now includes support for multi-tracker torrents.
BitTorrent is going beyond your desktop computer. In the future we will see more and more products that enable BitTorrent users to download content without using their PC. BitTorrent founder Bram Cohen said that one of the reasons BitTorrent Inc acquired uTorrent was to port it to embedded systems on TVs, cellphones, and other non-PC platforms. The Taiwanese company IAdea already developed a “BitTorrent microprocessor”, that enables hardware manufacturers to create .torrent compatible devices.
I wonder if the iPhone will come with a BitTorrent client…