Species split or “speciasation” sounds like something out of a Nityanand video where the self-styled new-age guru assures a gathering of adoring followers that they were all a higher species than the rest of the homo sapiens. In a very different context, historian and philosopher Yuval Noah Harari wrote in his best-selling book, 21 Lessons for the 21st Century, that unthinking globalization could result in the divergence of humankind into different biological castes . Economic inequality has always existed, but biotechnology could engineer bodies and brains for better physical and cognitive abilities. Of course, these will be expensive, causing humankind to split into biological castes. “The two processes together—bioengineering coupled with the rise of AI—may result in the separation of humankind into a small class of superhumans, and a massive underclass of ‘useless’ people.” You can read the augment here: bit.ly/34xurEC