That's kind of like saying "how would you make a car without wheels?". It could be that inherent in the idea of making object X are privacy concerns. The fact that the privacy concerns are intrinsic to the object just means that you have to call the whole object X into question when discussing them.
Your question seems to suggest a sentiment like "there isn't any other way to do this, can you think of one?" but there is, and it's not to do it at all.
(I'm not taking a position on the Nest device, but this comment just seemed a little like a cognitive bias similar to anchoring)
Your question seems to suggest a sentiment like "there isn't any other way to do this, can you think of one?" but there is, and it's not to do it at all.
(I'm not taking a position on the Nest device, but this comment just seemed a little like a cognitive bias similar to anchoring)