The former guitarist of Tangerine Dream and current real estate and natural resources exec bought this home for $29.5M in 2011.
http://sf.curbed.com/archives/2013/08/26/rumormongering.php
http://sf.curbed.com/archives/2013/04/16/prime_piece_of_billionaires_row_sells_for_35m_sets_record.php