That is not the case. I have a couple of spaces I'm interested in, and will start prototyping in the next few weeks. But I don't have a concrete and fixed idea.

That is not the case. I have a couple of spaces I'm interested in, and will start prototyping in the next few weeks. But I don't have a concrete and fixed idea. This blog post in not a CYA tactic but was triggered by the comment I read on Hacker News, and my belief that leaving to do one specific idea is in most cases the wrong way to do it.