Rene Walter/Flickr
He built one of the biggest antivirus companies to date, and yet it's what happened after this chapter of his life that made him a legend.
In a Facebook post on Sunday, McAfee said he may be running for president.
Though he was born in the UK and his mother is British, his father is American. The dual British-American citizen could still qualify.
"I cannot confirm the rumors that I am running for president in 2016," McAfee said in his Facebook post. "My advisors and I will decide in the next few days."
Running for president still would not be the craziest thing McAfee has done. McAfee once lived in Belize and allegedly got caught up with drugs and other illegal activities.
Here's a look into who the man once was, what he became, and where he is now.
Trust us, it's a wild ride.