They still need means to store or transmit recorded data, a power source. So not that dystopian, but some hotels and airbnbs will certainly be bugged with such

They still need means to store or transmit recorded data, a power source. So not that dystopian, but some hotels and airbnbs will certainly be bugged with such tech. You won't see it if it embedded into a wall or a framed picture. Also it's probably quite useful in the automotive sector as well.