Holographic calls have become the hot 5G use-case so Huawei teamed up with Beeline to do one in Russia.
VimpelCom-owned Beeline rented out the Moscow Museum for this demo designed to show how great 5G is. It came soon after Vodafone tried a similar move in the UK, as the telecoms industry searches desperately for ways to capture the public imagination about a technology that, initially at least, will mainly just provide agility and efficiency to operators.
Source: Huawei makes a Beeline for Russian 5G | Telecoms.com