Even if your audience is other people who enjoy building, it can work because they might build on top of your thing. Think about an arduino. It's open source, a

Even if your audience is other people who enjoy building, it can work because they might build on top of your thing. Think about an arduino. It's open source, and so maybe you could build it yourself, but there's all sorts of other fun stuff that you can build when you can just throw money at that part. It unlocks projects.