To the "intentionality" question. They may be wasting time, but they may also be checking news, looking for weather updates, gossip, gadget news, &c, not to men

To the "intentionality" question. They may be wasting time, but they may also be checking news, looking for weather updates, gossip, gadget news, &c, not to mention keeping up with what their IRL friends are doing. All of which falls under the broad category of intentional.