If this type of offline/online bridging technology was instead applied to industrial facilities, oilfield and construction service areas, and forestry (early wildfire and invasive beetle detection) it would be a hell of a lot more beneficial to humanity than whatever this crap is going to end up being.
This is terrifying! At least with Google's fiber, you have to buy their connection for them to spy on you. With sidewalk, who knows how much data Amazon can scoop up just by devices broadcasting their capabilities.
It really makes you wonder how out of touch the Marketing team is to come up with that slogan after 5 seasons of Black Mirror and a whole generation of people increasingly trying to disconnect.
Further creepy ingress masquerading as helpfulness by the tech giants.