5G promises to revolutionize the way we access the web, but roadblocks remain — literal ones like trees and trucks and rain. But AT&T has developed a toaster-sized radio that allows for real-world testing, and is sharing the technology with all.
"Live-streaming a virtual-reality broadcast. Downloading a 90-minute high-definition TV show to your smartphone in less than three seconds. Sending instant updates on road conditions to self-driving vehicles. These scenarios are impossible or prohibitively expensive on current cellular networks, but they should be feasible with the next generation of wireless connectivity, 5G."