As the author says there are definite counterexamples. If what you're selling is technology itself (like Docker) you should invest heavily in it. I know a star

As the author says there are definite counterexamples. If what you're selling is technology itself (like Docker) you should invest heavily in it. I know a startup operating right now with 10 engineers and not a single salesperson. I have no idea how they're going to survive. Aside: are you going to continue your ML in JS series?