It collects the data about your home appliances and personal devices. This data can tell a lot about your income level and spending habits. This is extremely useful for advertisers for obvious reasons.

▲

altern8 an hour ago | parent [-]

I see, like how many cell phones are in the household and what brand

	▲	rwz an hour ago \| parent [-]
		Right, or laptops. Or TVs. Or other IOT devices like coffee makers, dishwashers, washers, garage openers, smart locks, vacuums etc.