> and they go in working as intended through their service life Unless they are connected to the internet and end up as part of a botnet due to shoddy firmware

> and they go in working as intended through their service life Unless they are connected to the internet and end up as part of a botnet due to shoddy firmware. Or the manufacturer decides to shut off a cloud service that is needed for their operation for some reason and they get bricked. IoT devices are the opposite of the example you want to use for stable, functional computers in electronics.