As Apple and Google continue to battle with regulators and publishers over whether their app stores are monopolistic, a startup called Appcharge has raised some funding to build an alternative for gaming developers who want to monetise a different way. No, it’s not an ad network. And no, they are not building an alternative app store. Appcharge sees itself as a kind of “Shopify” for gaming — a platform for publishers to build their own sites for selling gaming currencies and other virtual goods ...