Writing in the New Yorker about the smartphone app Cloak, Mark O’Connell offers a thoroughly beautiful and poetic commentary on the ontology of visibility:
By generating a kind of omnipresence—whereby we are always available, visible, contactable, all of us there all the time—the technologies that mediate our lives also cause us to disappear, to vanish into a fixed position on the timeline or the news feed. (“You are invisible,” runs the weirdly urgent message on my Gmail chat sidebar. “Go visible.”)