Ah, very nice on both counts. It looks like instantiating generics over primitive types won't happen until a yet later JEP, and preview features tend to have a

Ah, very nice on both counts. It looks like instantiating generics over primitive types won't happen until a yet later JEP, and preview features tend to have a cycle time of at least two releases anyway, so I won't expect too much until Java 20. But it's still nice to see where things stand now :)