You're kind of missing my point. I'm specifically not talking about gradual typing. I'm calling your claims about development cost into question. I'm personall

You're kind of missing my point. I'm specifically not talking about gradual typing. I'm calling your claims about development cost into question. I'm personally not a huge fan of gradual typing. I've tried it, and it didn't work well for both technical and social reasons. But I'm not here to argue that point.