The one feature gReader is missing, which may drive me to an alternative, is the ability to chose a set of items to mark as read. I can "mark all as read", of

The one feature gReader is missing, which may drive me to an alternative, is the ability to chose a set of items to mark as read. I can "mark all as read", of course, but I'd like to be able to eliminate items I can tell from the title are not of immediate interest.