FriendFeed Blog: Manage subscriptions from the FriendFeed API - http://blog.friendfeed.com/2008...
Sep 24, 2008
from
"Good news today for people who like to use FriendFeed from the comfort of their favorite desktop or mobile client (like twhirl or Alert Thingy)... we've added to our API the ability to subscribe and unsubscribe from friends and rooms."
- Casey Muller