<p>A few months ago I heard the term "left on read" for the first time* and I laughed right out loud at it. My reaction was ... this is not a thing? This cannot possibly be a thing? The whole point of using this medium is that there are no expectations for receiving a reply in any particular time frame?</p><p>Most young people feel differently, it seems. Texting is now a "high demand" communications platform, and they understandably want to escape from that.</p><p>* yes I know, I'm very very old!</p>