The thing is I don't want to spend hours and hours to customize the thing. And, those customizations often have undesirable side effects (like degraded performa

The thing is I don't want to spend hours and hours to customize the thing. And, those customizations often have undesirable side effects (like degraded performance, messed up app themes, issues after updates, etc). In Gnome I use stock Gnome with a couple of extensions and that's about it.