To me deep learning architecture is what CPU architecture are from yeaterday. Abstraction bring speed and standardizeation over customization, and most people doesn’t need a lot of customizations. So to answer you, yes you will get a lot more tooling in the near future, the only thing stopping it is how fast AI changes. With the speed of progress, if someone discovers a brand new brilliant idea that absolutes they way you train a system, then you could start back at ground zero