A less ethereal passing than that shown in 2721 The Crossing 1, useful as an illustration of different TV settings. (PBase link, SmugMug link.)

Nonetheless, another moment in time when someone briefly flicks through your life, and is gone forever.

Addendum: My personal opinion is that Facebook is a sociopathic organisation that steals other peoples' intellectual property (including the images in this gallery) despite being explicitly denied permission to do so. Facebook going out of business would IMO be a net gain for humanity.