In every IDE I have ever used, the autocomplete hasn't been a problem. They at the very least tend to put the concrete type you're working with at the top of th

In every IDE I have ever used, the autocomplete hasn't been a problem. They at the very least tend to put the concrete type you're working with at the top of the list. As for type errors, the strictness that static typing enforces is simply not needed in the majority of cases. And in the ones where it is needed, most languages I know provide a way for you to enforce the usage of the correct type.