On the surface (and slightly beneath it) I'd say this is a good decision. Reduced training costs, significantly lower price than F-35 (which we are not ditching BTW), interchangeable parts to the Hornet, superior performance to the Hornet. Here's a great article from a pilot's perspective: 

https://fightersweep.com/5334/ask-fighter-pilot-hornet-vs-super-hornet/