Graphene-based, self-heating wallpaper. The Mona Lisa is attacked with cake, for some reason. A hyper-realistic first-person writer video game in which you try selling short stories to magazines. Morningstar’s latest update on “supply chain disruptions.” Is there any point to recycling plastic? Dyson is closer than ever to robot housekeepers. NY State program distributes robots to the elderly to combat social isolation. A hamster genetic engineering project goes awry. Monotype studies how typefaces affect emotions. 3D printing a human ear from the patient’s own cells. Bees are now fish, at least in California. All that and more in WhatTheyThink’s weekly miscellany.