When the 142-metre super yacht Dragonfly crept into view of Positano’s famous rocky cove last month, every swimmer, tourist and lunch-goer stopped what they were doing.Those not photographing the floating jewel anchored off Italy’s Amalfi Coast were Googling its owner – fittingly, given the $US450 million craft belongs to the tech company’s co-founder Sergey Brin.Subscribe to gift this articleGift 5 articles to anyone you choose each month when you subscribe.Subscribe nowAlready a subscriber? Fetching latest articles