“In a recent report, the McKinsey Global Institute, the research arm of the consulting firm, included a timeline for the widespread adoption of generative A.I. applications. It assumed steady improvement in currently known technology, but not future breakthroughs. Its forecast for mainstream adoption was neither short nor precise, a range of eight to 27 years.”
https://www.nytimes.com/2023/08/29/technology/ai-revolution-time.html