It’s funny they are acting like this is some “groundbreaking new insight”, when it is basically the same ideas presented in the 1998 book THE SHAMANS OF PREHISTORY, THE MIND IN THE CAVE (2002), and INSIDE THE NEOLITHIC MIND (2005), all written by David Lewis Williams.

“The paper posits that the Paleolithic artisans were motivated by the transformative nature of the subterranean, oxygen-depleted space; there they could communicate with nonhuman entities inhabiting the underworld. They were making the drawings not for the tribe to see, but for keeping and maintaining their relationships with the cosmos.”

https://www.haaretz.com/amp/archaeology/.premium-israeli-archaeologists-crack-mystery-of-cave-paintings-done-in-the-dark-1.9686181