I was not specifically talking about the case of the article. And I did mention your case in my post; you might not care about the back end (algorithms, bit/by

I was not specifically talking about the case of the article. And I did mention your case in my post; you might not care about the back end (algorithms, bit/byte pushing, compilers, etc) but it is important anyway. Your pretty UIs for helping people in their lives (I don't mean to discount that -- it's really important) won't go anywhere without the infrastructure. Everyone has their preferred area, and the fields together are important. We could just as well stop boasting how our work was somehow better so we can be proud we don't care about someone elses work...