Fix Python – Why is TensorFlow 2 much slower than TensorFlow 1?

It’s been cited by many users as the reason for switching to Pytorch, but I’ve yet to find a justification/explanation for sacrificing the most important practical quality, speed, for eager execution.
Below is code benchmarking performance, TF1 vs. TF2 – with TF1 running anywhere from 47% to 276% faster.
My question is: what is it, at the graph or….