"A handful of us from the product team are around for a few hours to discuss if you're interested." Thanks! This is a little off-topic, but why can't Windows

"A handful of us from the product team are around for a few hours to discuss if you're interested." Thanks! This is a little off-topic, but why can't Windows 10 users conclusively disable all telemetry? (I consider the question only a little off-topic, because I have the impression that this story is part of an ongoing Microsoft charm-offensive.)