Or the 2013 discussion of Wi-Fi signals enable gesture recognition throughout entire home here on Hacker News with links to other related ideas in the comments.

Or the 2013 discussion of Wi-Fi signals enable gesture recognition throughout entire home here on Hacker News with links to other related ideas in the comments. [1] https://news.ycombinator.com/item?id=5824286 https://news.ycombinator.com/item?id=5824286