This author thought we would be there by now, but nope.
His solution retains money.

This author retains barter.

This author explains what is about to happen because the now refuses to let the past go by.

This author gives a detailed, documented, academic rationale for it all.
It is a harvard thesis paper.

This author shows why and how we don't have to have money.
We do have to have workers.

On any given tuesday, the workers can simply continue to do the work that fills the shelves while refusing pay/to pay and as long as the work is done, the shelves stay full.