Outside of hacker news, I haven&#x27;t heard of Firefox OS even once. They had no marketing to speak of, and you have to complete HARD on marketing to get into that market.<p>&quot;If you build it they will come&quot; isn&#x27;t a valid benchmark when there&#x27;s already two options with massive market share that consumers are more or less happy with.<p>(Since it&#x27;s talked about in some replies, I live in the US).