@danbarber @sardaukar
No idea of how true/reliable this is but, in Spain, I have heard of robocalls for the only purpose of recording people say "yes", then use that for nefarious identity-stealing ends.
@sardaukar @danbarber More detail at https://en.wikipedia.org/wiki/Can_You_Hear_Me%3F_(telephone_scam), plus a recent report in a Spanish regional paper: https://www.lasprovincias.es/sociedad/timo-si-fraude-telefono-20230908132629-nt.html (in Spanish).
@pablobm @danbarber nightmare fuel, thanks