They didn’t even need to hide it or pretend they weren’t.
That’s the thing though, they did hide it and pretend they weren’t. Techies never trusted them, but the average user viewed google drive as a private cloud storage. Now, Bard is explicitly reading everything, training off of everything you have, and it’s being fronted as a step forward.
Most commercial security cameras don’t record sound, and most of the visible ones are dummy cameras just to make people wary. And again, there’s a difference between a single microphone twenty feet off the ground, and dozens perfectly recording every word every single person speaks in the cafe.
I’m not making the argument that noise cancellation tech is being made so that people can be recorded, I’m making the argument that if noise cancellation tech works, they will 100% use it to capture high quality recordings of every spoken word to sell as a side benefit.