It would be nice to have a option to allow the user to pause the seeding of a given torrent. Currently the only way to do this is to stop seeding and later on re add the torrent by using the option seed a torrent.
Actually i think the whole torrent integration needs to be revamped, as it is the torrent integration is kind of dull! Shareaza is not fully ideal to manage torrent downloads.
The "recent" introduction of DHT was awesome

Related ticket: #205