It seems like an IDE could know if there is a single implementation and could go to it, especially if the interface is not visible outside the project ("interna

It seems like an IDE could know if there is a single implementation and could go to it, especially if the interface is not visible outside the project ("internal" in C#). In practice, the interface is in the same file as the primary implementation, so it's not as bad as it seems. More of an annoyance.