Harvard - educated British PM David Cameron spotted at ` ` ' '' festival . Are star - splattered film fests under threat ? Head chef at Oslo 's Michelin-starred Maaemo restaurant , Esben Holmboe Bang is one of the culinary crew keeping hungry -- but picky -- festival-goers happy . Yurts and fruit smoothies among some of these upscale get - togethers . Interval chat might include world 's best tax - free movies .
Harvard - educated British PM David Cameron spotted at ` ` ' '' festival . Are star - splattered film fests under threat ? Yurts and fruit smoothies among some of these upscale get - togethers . Interval chat might include world 's best tax - free movies .