the ultimate in yacht chic, a billionaire's plaything. the question is, which billionaire? it's still not clear if that's president putin himself or one of his close friends. 140 metres in length, difficult to hide as it's refitted in this italian dock. it's thought to have cost more than $700 million to build. there are two helipads on there, nine decks of luxury, enough room for you to entertain 19 of your closest personal friends and the taps in the bathrooms? well, they're gold, of course. paolo is furious. he's a local union boss. the boat, he says, is cloaked in secrecy. translation: it's totally cut off. silent. they wish to say nothing, to hide. but should workers have to hide, or should we work in the open and be proud?