For indies, the making is the marketing. They don't need separate marketing because they build 100 MVPs openly in public, with an extremely fast feedback cycle

For indies, the making is the marketing. They don't need separate marketing because they build 100 MVPs openly in public, with an extremely fast feedback cycle (days), and see what to focus on next. So the secret is not knowing what to build, but just building it quickly and seeing what "sticks".