2007 Accord EX 2020 CR-V Hybrid EX
Often called the "Robotic Choir". The Brits get a switch to turn it off, us Yanks are stuck with it (Federal Law).That UFO noise is meant to alert pedestrians -- and it does work. There's something about the noise that captures attention. Most look up, some look surprised, a few look annoyed.
It bothered me at first, now I don't even notice it.