Hi! I want to post an activity to the activity stream that has a link to the owner's canvas page of my app. Example: the owner uploads a new file that can be viewed on the canvas page of the owner. After the upload, an activity is posted and his friends can click on a link that takes them to the...

The initial release of the Activity API will only support a communication channel between users who both have the application installed. We don't like to sent out all vampire bite notifications from your friends to the user, if the user has not shown interest in the vampire bite application. The...

[quote user="J9"] It'll be cool once it's implemented. [/quote] Is there any target date by when the Activity API should be implemented?

I cannot find any information on this now, but will it be possible to do activity requests over REST, not just JS? The point being: Case 1. User A does something on the service through MySpace, and an activity notification is sent to user B. Case 2. User B does something through some external mechanism...

Although the Activity API is included in the documentation ( http://developer.myspace.com/community/opensocial/activity.aspx ) , it is currently not implemented. Expect that this particular part of the open social API will go through significant changes.