

- The light is beamed from the human head in 360 degrees when ever they communicate, visible for up to 1KM
This sounds extremely impractical. It’s like everyone can only yell at the top of their lungs. At least we can choose to focus on the person we’re interested in and ignore background “noise”. But someone trying to get our attention would be difficult. Now we can just call someone’s name from behind them. Something equivalent would be impossible.
I never owned a 486 either. My first upgrade after the 286 was a Pentium.