Preparing for the race, Rushcutters Bay

Every year Boxing Day sees the start of one of the world's great ocean races - the Sydney to Hobart yacht race. Prior to the start, all the yachts are moored at the marina of the Cruising Yacht Club at Rushcutters Bay on Sydney Harbour. Anyone can go and wander around amongst the squillionaires and workaday yachties. I know nothing whatsoever about sea-going vessels, other than it's a pretty impressive sight. I do know that if I were ever to own a boat it would be more like this:
than this (which is owned by Australia's richest man, Jamie Packer):

Here's most of the racing fleet: