It was always software. Humanoid robots could walk up and down stairs and use basic tools, in preprogrammed lab conditions and/or by manual teleoperations since

It was always software. Humanoid robots could walk up and down stairs and use basic tools, in preprogrammed lab conditions and/or by manual teleoperations since 90s[1], and in theory autonomously since 2010s[2]. Nowadays they just can, thanks to NVIDIA CUDA, but grabbing objects is still sketchy[3]. 1: https://www.youtube.com/watch?v=FEXSqsW6rMM https://www.youtube.com/watch?v=FEXSqsW6rMM 2: https://www.youtube.com/watch?v=g0TaYhjpOfo https://www.youtube.com/watch?v=g0TaYhjpOfo 3: https://palm-e.github.io/videos/meta/planning_4x_compressed.mp4 https://palm-e.github.io/videos/meta/planning_4x_compressed....