Li-Fi Gets Ready to Compete with Wi-Fi
So the obvious question is... what happens when line-of-sight is lost between the endpoints? With near-visual wavelengths, someone walking past could interrupt the connection. I could see this being useful for very limited applications in settings where radio is completely unusable, but it's a stretch.> In 25 years, every lightbulb in your house will have the processing power of your cellphone todayAnd in 50 years, every hammer and wrench in your toolbox will be able to beat Ken Jennings on Jeopardy!