This is an interesting thought, but tool improvements are also making programmers more productive. I've seen massive changes from, say, 1994 to 2004 and again f

This is an interesting thought, but tool improvements are also making programmers more productive. I've seen massive changes from, say, 1994 to 2004 and again from 2004 to 2014. In fact I'd say that programmers have only captured a tiny portion of that productivity increase.