(FILES) In this file photo taken on August 16, 2016 John McAfee, founder of the eponymous anti-virus company, speaks during the China Internet Security Conference in Beijing. - Antivirus software pioneer John McAfee was found dead in his jail cell in Spain on June 23, 2021, a prison official said, shortly after a court approved his extradition to the United States where he was wanted for tax evasion. (Photo by Fred DUFOUR / AFP)