I hope not. I personally think Scala's greatest complexity is in its type system. While algebraic data types are straightforward in themselves, Scala blends th

I hope not. I personally think Scala's greatest complexity is in its type system. While algebraic data types are straightforward in themselves, Scala blends them with an object-oriented mindset more rigorous than Java's. In particular, Scala requires a solid understanding of covariance and contravariance — concepts unnecessary in Java or C++.