I bought some of these during the 50's. Needless to say, they didn't work as I had hoped...
"X-ray vision? New technology uses radio signals to track people through walls"
https://finance.yahoo.com/news/x-ray-vi ... 39552.html
X-Ray Vision? New Technology Making It a Reality for $300
X-Ray Vision? New Technology Making It a Reality for $300
My brain is like an Internet browser; 12 tabs are open and 5 of them are not responding, there's a GIF playing in an endless loop,... and where is that annoying music coming from?