Have we found what might finally save the UK high street? (Photo by Matt Cardy/Getty Images)The scent of vanilla, warm amber lighting and a carefully chosen playlist could be what saves the UK high street from constant shop closures. But there’s a light at the end of the tunnel (… or is that high street?). ‘They make people feel more relaxed about spending more money and encourage them to stay longer.’ What’s happening to the UK high street?