So I hope I’ve made clear that imposing agile methods is a very red flag.

When to use iterative development? You should use iterative development only on projects that you want to succeed.

Never in the annals of software engineering was so much owed by so many to so few lines of code

If you're a technical lead, you need to be coding.

I can only think of so many good ideas in a week. Having other people contribute makes my life easier.

I find that writing unit tests actually increases my programming speed

Why is composing symphonies tough? I don't know. It's just very few people in the world can do it well. And I think that's the case with upfront design. It is very hard to do well.