Yes, yes, you can get your Roomba to detect your emotions, but is it as cute as PLEN2, the Swiffering robot helper? I think not. Not even if your cleaning robot had a cat riding on it.
(PLEN2 DIY robot video)
PLEN2 is one of the cutest robots around. It is a 3D printable open source robot capable of dancing, carrying objects, and performing other moves. Its owners can always 3D print custom components for it and teach it new tricks.
What Hired Girl would do (the first model, not the semi-intelligent robot I developed it into) was to clean floors . . . any floor, all day long and without supervision. It went quietly looking for dirt all day long, in search curves that could miss nothing, passing over clean floors in its endless search for dirty floors...
(Read more about Heinlein's Hired Girl robot)
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Musk Proposes Sites For Martian Cities
'...its streets were of remarkable width, with few or no buildings so high as mosques, churches, State-offices, or palaces in Tellurian cities.'