Curtis Yarvin / Mencius Moldbug
"proposed a 'psychometric qualification' for voting in South Africa, disenfranchising everyone below an IQ of 120"
also has suggested privatizing San Francisco ("Friscorp") and imprisoning the "knowledge economy's underclass" (Slobodian's phrasing, 175) in "permanent solitary confinement" (Yarvin's phrasing)
supplied with "an immersive virtual-reality interface which allows [the captive] to experience a rich, fulfilling life in a completely imaginary world" (Yarvin's phrasing)
see Yarvin's "Patchwork: A Political System for the 21st Century" and especially Chapter Two, "Profit Strategies for Our New Corporate Overlords"
some of this is presumably tongue-in-cheek or the work of an intentional provocateur (the phrasing of the Chapter Two title suggests a cheeky nod to The Simpsons) but it's of course unclear how much