Everyone can build now, so building isn't the signal anymore - what you choose to build is. "Product taste" is real, but it's become a vibe word. Here's one specific piece of it: avoiding the overbuilding trap. Building has become so easy that we do it by default. A new idea arrives, so we build it; a new requirement shows up, so we add it. Each addition makes sense in isolation, and the sum is a product that proves you can build - and not much else. The scarce skill isn't shipping. It's…