Telcos are barely done rolling out 5G networks – and they’re already talking about ‘5.5G’

You probably remember mobile operators raving about the promise of 5G several years ago. Now, they’re getting excited about a new upgrade: 5G Advanced. Angel Garcia | Bloomberg | Getty Images BARCELONA, Spain — Telecom operators haven’t yet finished rolling out 5G wireless mobile networks. And yet bosses of major carriers are already talking about building something called “5.5G,” or “5G Advanced.” There was a lot of chatter about 5.5G at the Mobile World Congress tech trade show in Barcelona, Spain. MWC brought together thousands of people in the mobile industry, including from leading telecom companies like Deutsche Telekom ,…