Lament Psalms

I'm inclined to think that the Exodus narrative is informed by the practice of lament but then it certainly fit back the other way. There was a scholar who published as far as I know only one book, his name is James Plastaris and he made the argument about the arc of the Exodus narrative about that. It's a quite old book now and I learned from it. Yeah. As someone who's spent a long time fighting the corner for Lament Psalms, how do you relate to the all out exuberant praise Psalms? What's the place of those in the church and how can they be misused? Well I think that good praise follows honest lament and if there