A good article by the Ringer about the Blazers and a very reasonable argument against maxing the Nurk while acknowledging his defensive presence. https://www.theringer.com/nba/2018/2/1/16958612/blazers-damian-lillard-zach-collins
I see ET as less of a bust than most, b/c he's still somewhat productive. You're talking about ROI, not game. Moe and Meyers? You're talking about game. Ezeli and Crabbe? Sunk costs.