i also think the consesus is that man learned to harness fire caused by lightning strikes or natural means before he learned how to make it himself. perhaps thats why you wrote it 'discovery/invention'
im just finishing up 'In the footsteps of Eve - The mysteries of human origins' by lee r berger myself. he does a nice job of fleshing out the fossils with speculative accounts of life from the viewpoint of primitive man and also fleshing out the science of paleoanthropology with accounts of the politics and personalities involved.
mox