I think it is applicable to a much wider range of knowledge work, but it's also harder to apply there.

Software development has the huge advantage that mistakes and hallucinations are very easy to spot: the software works or it doesn't.

Spotting errors in a research report or legal brief is a whole lot harder!

But... non-software professionals spend a huge amount of their time on tasks that can be safely automated - reformatting documents, extracting numbers from PDFs, all kinds of flavor of data entry.

Learning how to use a tool like Claude Cowork can take a big dent out of those.