He claims that the previous problem with Marxism was that there wasn't a large enough infrastructure possible to make it work. He's very big on the premise of a command and control economy.
The book is littered with stuff everyone already knew about (taking a Burger King order from another state) and follows up with his proposed solution of mandated government price controls, wage controls, cradle to grave free education and retraining when a job is replaced, elimination of too much or too little profit, and using a slice of the production capacity to create a social safety net.
The guy is a trust fund radical.
A ponzi scheme only works when you have a big enough pool of suckers.
Socialism works until you run out of other peoples' money.