The most common offender leaking voice conversation data to Facebook ecosystem?

Hi all,

Apologies for a vague title and feel free to remove/suggest a better sub if that's not a good fit.

Basically, I'm getting a little freaked out by some obvious "leaks" of my regular voice conversations inside the house into Facebook ecosystem. I had some suspicions previously, but today it's just a little more than just a plain coincidence.

A few days ago we were moving some furniture around the house and had to reconnect some audio equipment. When …

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