People who stop at the top (or worse, the bottom) of very crowded escallators trying to figure out where to go, oblivious to the big pile of people about to happen as they blankly stare at the tube map/station map/store plan/building floor list in front of them.
People who stop at the top (or worse, the bottom) of very crowded escallators trying to figure out where to go, oblivious to the big pile of people about to happen as they blankly stare at the tube map/station map/store plan/building floor list in front of them.