1 of 13 FILE - In this Tuesday, Aug. 16, 2016 file photo, founder of the first commercial anti-virus program that bore his name, John McAfee listens during the 4th China Internet Security Conference (ISC) in Beijing. Spain's National Court has approved the extradition of detained antivirus software entrepreneur John McAfee to the United States, where he is wanted on tax-related criminal charges that carry a prison sentence of up to 30 years. Ng Han Guan FILE - In this Dec 12, 2012 file photo, anti-virus software founder John McAfee talks on his mobile phone as he walks on Ocean Drive in the South Beach area of Miami Beach, Fla. John McAfee, the creator of the antivirus named after him, has been found dead in a cell of a jail near Barcelona, a government source told The Associated Press on Wednesday June 23, 2021 on the same day that a Spanish court issued a preliminary ruling in favor of his extradition to the United States to face tax-related criminal charges.