[HarmonyPatch(typeof(VerbTracker), "CreateVerbTargetCommand")]
        private static class CreateVerbTargetCommandPatch {
            [HarmonyPostfix]
            static void Postfix(Thing ownerThing, Command_VerbTarget __result) {
                var comp = ownerThing?.TryGetComp<CompLootAffixableThing>();
                if (comp == null) return;

                Texture2D icon = comp.UIIcon;
                Log.Message("CreateVerbTargetCommand: end");
            }
        }

// In CompLootAffixableThing

        private Texture2D GetUIIcon () {
            Log.Message("GetUIIcon 1");
            Texture2D defIcon = parent.def.uiIcon;
            if (affixes.Count == 0)        return defIcon;
            if (!UnityData.IsInMainThread) return defIcon;  // too early to be fetching this stuff

            Log.Message("GetUIIcon 2");

            Material  overlayMat = OverlayMaterial();
            Log.Message("GetUIIcon 3");
            if (overlayMat == null) return defIcon;  // some sort of error

            // DEBUG
            Log.Message("GetUIIcon 4");
            uiIcon = (Texture2D)overlayMat.mainTexture;
            Log.Message("GetUIIcon 5");
            return uiIcon;
        }