Agreed, this seems to be one of those cases where a word was invented that can be confusing when read literally.
I'd say a product roadmap is more like a product recipe - you already have (or can get) the ingredients, so the roadmap is like the cooking method with charts
I'd say a product roadmap is more like a product recipe - you already have (or can get) the ingredients, so the roadmap is like the cooking method with charts