Who knows how prevalent this is, especially with the popularity of defective by design integrated Qualcomm chipsets etc. But at least this is at the level of national governments, rather than agile consumer companies with stated missions of datamining as much as they can for economic advantage.
That's what I tell people when they ask how I can stand having an Echo listening to me in my house -- and then he took out his phone and used Siri to look up the privacy problems. He didn't understand the irony even when I pointed it out.
Why is that problem justification for bending over to the expanding surveillance state?