It made it onto Channel 4's "Grand Designs"[1], so there is little doubt this is happening, being filmed and all. Also, the Guardian has something about it as

It made it onto Channel 4's "Grand Designs"[1], so there is little doubt this is happening, being filmed and all. Also, the Guardian has something about it as well: http://www.theguardian.com/artanddesign/2012/nov/09/billionaires-basements-london-houses-architecture http://www.theguardian.com/artanddesign/2012/nov/09/billiona... [1]: Grand Designs S12E06 -- "The Edwardian Artist's Studio" [2] [2]: https://www.youtube.com/watch?v=eEzcu9hWo-E https://www.youtube.com/watch?v=eEzcu9hWo-E [3] [3]: GOTO [1]