As we creep closer to the year 2029 (Kurzweil’s famous prediction for passing the Turing Test) and the pivotal year 2045, the questions surrounding Artificial Intelligence have shifted from "What if?" to "When?"

Through the use of brain-computer interfaces (BCIs), such as Neuralink, and eventually nanobots that can travel through the bloodstream and communicate with neurons, humans will enhance their own cognitive abilities. Kurzweil envisions a future where "thinking" involves a hybrid of biological neurons and synthetic processors, allowing for instant access to all human knowledge and the ability to simulate any reality.

Kurzweil maintains his prediction that the Singularity—the point where machine intelligence becomes billions of times more powerful than all human intelligence combined—will arrive by 2045. Key Predictions in The Singularity Is Nearer

The Singularity Is Nearer is packed with detailed explorations of how we will get from here to there. Some of the dominant themes include:

: He predicts that by the early 2030s, medical technology will advance fast enough that for every year you live, science will add more than a year to your remaining life expectancy.