Originally Posted by
Hashterix
All activity. E.g.
Who just came online/went offline
Who just likes who's status, comment, photo, activity etc
Who just commented on who's status, comment, photo, activity etc
All your pages activity, so and so page liked their own status
And probably more stuff that doesn't happen every minute, like things to do with friend requests, relationships and updating your data etc.
Beforehand you could delete your activity from your wall and it would do the same so nobody else saw in their news feeds. This ticker seemingly gave you no control at all over what it displayed of your activity.