Originally published on CNBC . 5G is rolling out in select markets in 2019 and will gather pace over the next three years. Real-time communication will change the way we interact with our world and impact activities as diverse as gaming and complex surgery. To ensure 5G fulfils its potential, speed must be matched by low latency. New and upgraded data centres are the foundation for 5G, with edge computing creating coverage and capacity. Is the future finally here? The arrival of 5G (fifth generation mobile networks) has been keenly anticipated and long discussed. And if you attended the latest Mobile World Congress, held in Barcelona in February, you would have seen plenty to suggest that 5G will take off in 2019. Smartphone manufacturers are busy preparing their 5G models, the wireless networks on which they will run are being planned, and there is no shortage of visionary use cases highlighting how virtual reality and other technologies will harness 5G’s amazing power and conn...