Editorial: Guinness maintains its high standards

Guinness remains one of the brands that helps to underpin the global creative reputation of British agencies, and its latest multimillion-pound blockbuster - "the art of tipping" - is a worthy addition to an outstanding family of ads. Some of the sequences summon up memories of the Honda "cog" film. But with "surfers" still lauded by many as the best TV spot ever made, you probably need all the inspiration you can find.