Instagram mysteriously shared the letter "Q" after news broke of his death in prison.Within half an hour of his alleged suicide being reported, his now deleted social media account sent several of his 60,000 followers into a baffled frenzy.The bizarre "Q" upload has been interpreted by some to represent a far-right conspiracy theory known as QAnon.McAfee, who was born in the UK, sold his antivirus software to Intel for a staggering £4.7bn, before years later being arrested for tax evasion.
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