https://www.vox.com/future-perfect/2019/10/15/20910007/robot-rubiks-cube-one-handed

A powerful new technique lets robots learn more and handle the unexpected better.

In the past few years, AI systems have gotten a lot better at, well, everything — from playing strategy games to writing news stories to creating photorealistic images. That’s been because of progress with machine-learning techniques, which allow the systems to accumulate years, or even decades or centuries, of experience solving a problem in the span of hours, days, or weeks.