There's a discussion here of sorts: https://www.reddit.com/r/MachineLearning/comments/cvcbu6/d_why_is_pytorch_as_fast_as_and_sometimes_faster/ https://www.reddi

There's a discussion here of sorts: https://www.reddit.com/r/MachineLearning/comments/cvcbu6/d_why_is_pytorch_as_fast_as_and_sometimes_faster/ https://www.reddit.com/r/MachineLearning/comments/cvcbu6/d_w... Perhaps Google could copy PyTorch. But Tensorflow has a lot of overhead, and for both political/technical reasons, there's no easy path to go from Tensorflow to Pytorch. You could just as easily ask: Why is Google sticking with {Hangouts/(Allo,Duo)/Angular} instead of doing/copying {Zoom/WhatsApp/React}? It's not like Google lacks the technical ability.