I think this is a sort of sleight of hand that preys upon people's inability to wrap their heads around large numbers. I'm reminded of this classic xkcd: https

I think this is a sort of sleight of hand that preys upon people's inability to wrap their heads around large numbers. I'm reminded of this classic xkcd: https://xkcd.com/505 https://xkcd.com/505 It feels completely insane that our universe could be simulated by shuffling rocks around. And yet we know, incontrovertibly, that the rocks can do anything a modern CPU can. You just need a lot of rocks -- where "a lot" is not 1 billion, not even close. Scale is a helluva drug.