Congratulations: monads are not that hard. That said, it's often preferred to use Either<Success,Error> because then you can try to explain what went wrong. A

Congratulations: monads are not that hard. That said, it's often preferred to use Either<Success,Error> because then you can try to explain what went wrong. A Maybe cascade failing can be pretty mysterious when you start to compose them, and you're deliberately creating something your optimizer will inline into an difficult-to-debug straight line of code.