The list of things that robot vacuums can do right now continues to grow. They can make an accurate map of your home so they don't bump into things. They can empty themselves and recharge themselves. They can reach under your couch to clean up crud. Many have dual mopping-vacuuming functionalities to wipe up your dog's muddy footprints. One thing most robot vacuums cannot currently do is pick stuff up off your floor. Running a robot vacuum can save you a lot of time and energy, but it often requires spending 10 to 20 minutes frantically running around trying to defuse robovac booby traps by moving or picking up cables, shoelaces, and stray hair ties. This year, Roborock won the race to launch a commercial robot vacuum that has an extendable arm that can pick up small bits of clutter in its way, thus becoming the robot butler of your dreams. The Roborock Saros Z70 has this extendable arm with grasping pincers that the company calls the Omnigrip. I screamed when I saw it. In my...
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