Windrush are at the top of their game. It's only money.
If you're someone like Bill Gates or Richard Branson, with only one mews garage behind your gaff on Holland Park, where else are you going to keep your favourite toy? You don't want to store it in some godawful dusty, damp central London concrete multi-storey for £6k a year.
If you want a glance at what Windrush have got stashed away, here's a 15 minute look into the place.
A great video! And the cost suddenly makes sense when put like that. Hassle factor is a key reason why I'll probably never own a classic car. For those who can afford to pay, what a great service to ensure their cars are always in A1 condition and ready to use.