With his tinted hair and tribal tattoos, John McAfee has always stood out like a sore thumb among the yacht-owning multi-millionaires who choose to live out their teatime years in the picturesque Caribbean tax haven of Belize.

The co-founder of the technology company McAfee, famous for its anti-virus software, he moved to a beachfront mansion on the tourist island of Ambergis Caye in 2009, hoping to enjoy a long and happy retirement filled with sun, sea, sand, and yoga.