sarao , 36 , was dubbed the hound of hounslow ' after it emerged he lived at home with his parents , despite allegedly making £ 26.7 million in just four years of dealing from their home .
his thousands of high-frequency trades could be processed faster than those from dealers in central london , giving him a massive commercial advantage .
sarao 's family 's semi-detached house in suburban west london is closer to an internet server used by one of the major financial exchanges that