Saw it today ...Very Impressive 

The Now Building

The jaw-dropping Now Building has the largest deployment of video screens in the world. At the entrance to Tottenham Court Road tube station on the corner of Oxford Street and Charing Cross Road it boasts four storey 360 degree 8k screens with 4D and interactive capabilities.

Our first district Outernet London is located at the intersection of Tottenham Court Road and Charing Cross next to Centre Point. Here you'll find The Now Building and Now Trending, public galleries featuring giant Ultra HD screens capable of delivering the most jaw-dropping audio-visual experiences in the world.

scroll down till you come to The Now Building also google search The Now Building and click on photos 

https://www.outernetglobal.com
Also the one below will be coming there From January 22nd until February 26th, Heaven's Gate, a monumental new work by Marco Brambilla will be on view for the first time in Europe at Outernet London, utilising 23,000 square feet of floor-to-ceiling, 360-degree,16K screens across four storeys in the heart of the West End.