What Real Scientists do with the Design Inference

Here is an excellent example of what real scientists, in this case archaeologists studying bone awls from Shields Pueblo do with a design inference. It's always screamed pseudoscience the loudest that IDers claim to be completely disinterested in discerning the nature of the designer and the purpose of the design. What's the point of the design inference in the first place if you aren't going to pursue those questions?