The problem is not really being overly opinionated. It's being unnecessarily opinionated. React Starter Kit comes with GraphQL as its API layer. I love GraphQL

The problem is not really being overly opinionated. It's being unnecessarily opinionated. React Starter Kit comes with GraphQL as its API layer. I love GraphQL, and have written tons of it when writing Relay code, but I wouldn't ever expect someone getting up to speed on React to use it. You have to limit the number of things you throw at newcomers.