That was perhaps the most astounding feet mankind has ever achieved. Everything after builds on that one man/woman's endeavor. The mastery of fire.
The media is reporting what Archeologists have been thinking for years. Studying the living patterns of early man in several caves of South Africa reinforces the idea that our early ancestors had greater cognitive abilities than one might easily assume. Archeology.
They were living in a cave because they were focusing on mastering fire.