Most have heard of #BillJoy 's GNR grey goo. I was reading a puff piece on duckweed, and imagining how some well-meaning lab engineered a duckweed/ivy hybrid that covered the entire globe in a year, solving our carbon problems, but creating a few others.
https://medium.com/@andrewhessel/revisiting-bill-joys-why-the-future-doesn-t-need-us-in-2025-f80dbc023783