LC may be a way to quickly get to the happy path but for reasons deep in business processes and underlying technology the happy path is just one of billions of

LC may be a way to quickly get to the happy path but for reasons deep in business processes and underlying technology the happy path is just one of billions of possible paths most of them leading to a not so happy result. Dealing with exception and error situations in a sane manner is hard and I don't see it getting easier. Certainly not by adding a few abstraction layers.