philipkiely.com/wfsd/
It's a book which includes both structured practical advice on form factor, writing style, etc, and also interviews with various writers, including @matt_levine and yours truly.
1) Writing is a professional skill that makes literally every professional more dangerous, in much the same way that learning to code does. I heartily endorse leveling up at it, for everyone.
It's an artifact for the consumption of software developers which includes basically no software.
It's a book about writing which intentionally anti-targets 99.99% of writers.