I'd suggest that you're giving Lens a pretty short shrift. It's not "just" getters and setters as it works on immutable data. It also has a composition story th

I'd suggest that you're giving Lens a pretty short shrift. It's not "just" getters and setters as it works on immutable data. It also has a composition story that's better than normal getters and setters and _much_ better than other immutable data update stories.