news This flying robot vacuum overcomes the Roomba’s biggest weakness: stairs Posted on December 23, 2019 Can it fly? Yes. Is it practical? Not in the slightest. This flying robot vacuum overcomes the Roomba’s biggest weakness: stairs https://t.co/gEOFflN8tb pic.twitter.com/fEocGrAHsF — The Verge (@verge) December 23, 2019 Read More » SOURCE: The Verge