>>13805460It`s a ladder and not a rocket. Nootropics drugs already exist but with minimal effects. Mind enhancements with applicable effects will only exist in the last half of this century. The human species will move with this technology thus the development will be gradual and multi-faceted. Not one ladder but thousands of different and co-connected ones. The first people to get mind augmentation will be genetically engineered embryos.
Posthuman status will be achieved once we develop the ability to replace brain cells with artifical ones. I would say that this technology is more than a century away from us but life extension tech is not that far away.