Object avoidance is a tough nut to crack on robot vacuums, but Narwal's new Flow 2 claims it has the best yet with a mix of on-board processing an AI cloud computing.
While not 100% hands-free, it's miles ahead of where robot vacuums were only a few years ago.
What happens when you combine an Arduino-based microcontroller with a palm-sized aluminum box and clicky buttons? A fidget ...
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