>Integrated gadgetry (remotely-controllable, usually, like IP-cameras, smart-monitors, etc.) is often hopelessly insecure
That never stopped people from buying analogue baby-monitors or cordless phones in the days before DECT. I remember being a teenager and hearing phone conversations on a toy walky-talky, and there is a woman in Bristol who still uses an analogue cordless phone ( I know cos I was with radio ham friend and after hearing voices from around Europe, a twist of the dial gave us two West Country voices nattering away.
Biting the hand that feeds IT
