I guess some of today's programming has rubbed off on me because I find myself having to set time around for touring, putting that together and then setting time around for recording. ↗
If you can help other people understand those truths - and in my mind, the only way I know to do that is with large scale, multi-year research projects, where you start with a question and then very rigorously and comprehensively answer that question. ↗
I have written 20 books, and each one is like having a baby. Writing is not easy; some people want to write books but just can't put a story together. I can put together a story that interests both me and my readers. ↗
So my answer is, YES, everyone can find a hedgehog concept. If these companies can do it, anyone can do it. And anybody who says they can't is simply whining. ↗