the fermentation idea sounds interesting, and i can buy it to some degree, there's never one magic switch when it comes to evolution, there's always multitudes.

the fermentation idea sounds interesting, and i can buy it to some degree, there's never one magic switch when it comes to evolution, there's always multitudes. > The problem with this theory is that the earliest evidence places the use of fire at approximately 1.5 million years ago — significantly later than the development of the hominid brain. but this, isn't really a problem. evidence != truth, its always pushed back upon new findings, and its sensible to assume we will never know the true date, but we will definitely know it was earlier than our best evidence. nonetheless, that million year difference is a whammy. that's a lot of time for divergence and development of just a single organ.