Is early return poor man's monad? (Nod to https://stackoverflow.com/questions/2497801/closures-are-poor-mans-objects-and-vice-versa-what-does-this-mean https:/

Is early return poor man's monad? (Nod to https://stackoverflow.com/questions/2497801/closures-are-poor-mans-objects-and-vice-versa-what-does-this-mean https://stackoverflow.com/questions/2497801/closures-are-poo... yet real question.)