I'm glad to see that they are finally focusing some serious attention on these performance problems. I found the default gnome shell to be so poorly performing

I'm glad to see that they are finally focusing some serious attention on these performance problems. I found the default gnome shell to be so poorly performing as to be unusable in Ubuntu 18.04 on a core i7-2600 system with dedicated nVidia 710 video card. So, back to Unity I went.