Developers have millennial ADHD squirrel-brained thought process. Once the model isn't the latest, they stop caring about it. Spend a grand for the top of the line model + accessories and a few years later expect it to work as well as a government run program. Our 980 can't seem find home to charge (brand new battery). Gone are the days where you can expect quality to equate to years of reliable service. My son has built more reliable robots. A human cleaning service is cheaper/better.