"Looks cool so far," he said to the empty room, like a totally not crazy person. "It keeps adding little boxes and I don't know why!" he shrieked, hysterically, because social media is a high stakes game and if he didn't figure it out soon, well, things would turn grim.
"How do I post this?" he sobbed, accepting that perhaps he was too old to learn new things. Then he noticed the little arrow below the grey box. "Oh" he said, sheepishly, "I am stupid."