‘Running With the Devil’ can’t make sense of John McAfee’s wild world

John McAfee was a strange, eccentric figure, who helpfully allowed cameras to chronicle almost every beat of his frenzied, paranoia-filled flight from the authorities. Yet “Running With the Devil: The Wild World of John McAfee” suffers from zooming in too close on its subject, leaving a documentary that’s chaotic and exhausting but offers less enlightenment than a more sober approach might have yielded.