You’d better like orange. Sofitel London St James’s new Suite 70 is, as its name hints, a whole-hearted homage to 1970s design, style, and exuberance. And it is A LOT. A lot of orange, for a start, which covers the floor, the bathroom, and much else besides. This is an emersion into what has snootily been referred to in some quarters as 'the decade taste forgot', yet the ‘70s has been having a rev...