If you're interested in such things, there's a good update on 5G in today's CNET, which notes: "That's the hype of 5G, the next-generation wireless technology that promises to be significantly faster and more responsive than anything before it. In some cases -- such as its potential application in self-driving cars, telemedicine, the trend of devices called internet of things -- it can be life-changing."
As they write, 5G is still a ways off. Most phone companies have limited planes to start building the service in late 2018 in a few cities, but even at that they don't plan to launch 5G or go nationwide until 2019 at the earliest, and even at that it will still take a while to work out the kinks, which are substantial.
Still, it's coming and should be remarkable. You can read the article here.