diff --git a/app/src/processing/app/contrib/ContributionTab.java b/app/src/processing/app/contrib/ContributionTab.java
index 9348043a3..332ebc90d 100644
--- a/app/src/processing/app/contrib/ContributionTab.java
+++ b/app/src/processing/app/contrib/ContributionTab.java
@@ -343,9 +343,7 @@ public class ContributionTab extends JPanel {
 
 
   protected void updateAll() {
-    Collection<StatusDetail> collection =
-      listPanel.detailForContrib.values();
-    for (StatusDetail detail : collection) {
+    for (StatusDetail detail : listPanel.detailForContrib.values()) {
       detail.update();
     }
     listPanel.model.fireTableDataChanged();
diff --git a/app/src/processing/app/contrib/ListPanel.java b/app/src/processing/app/contrib/ListPanel.java
index 5bc9f9aca..bef919f75 100644
--- a/app/src/processing/app/contrib/ListPanel.java
+++ b/app/src/processing/app/contrib/ListPanel.java
@@ -701,14 +701,14 @@ public class ListPanel extends JPanel implements Scrollable {
 //      System.out.println(contributionTab.contribType + " tab: " +
 //        "changed " + oldContrib + " -> " + newContrib);
 //      new Exception().printStackTrace(System.out);
-      StatusDetail panel = detailForContrib.get(oldContrib);
+      StatusDetail detail = detailForContrib.get(oldContrib);
 //      if (panel == null) {
 ////        System.out.println("panel null for " + newContrib);
 //        contributionAdded(newContrib);
 //      } else {
         detailForContrib.remove(oldContrib);
-        panel.setContrib(newContrib);
-        detailForContrib.put(newContrib, panel);
+        detail.setContrib(newContrib);
+        detailForContrib.put(newContrib, detail);
         model.fireTableDataChanged();
 //      }
     }
diff --git a/app/src/processing/app/contrib/StatusDetail.java b/app/src/processing/app/contrib/StatusDetail.java
index ecf607456..a7b5c2aff 100644
--- a/app/src/processing/app/contrib/StatusDetail.java
+++ b/app/src/processing/app/contrib/StatusDetail.java
@@ -33,8 +33,9 @@ import processing.app.laf.PdeProgressBarUI;
 
 
 /**
- * Vestigial class that was formerly a detail panel, but since 3.x
- * has only been used to track install/remove state information.
+ * An unfortunate mix of state information about the installation
+ * status of a Contribution, *as well as* the methods to handle
+ * installation and update of that Contribution.
  */
 class StatusDetail {
   private final Base base;
diff --git a/app/src/processing/app/contrib/UpdateStatusPanel.java b/app/src/processing/app/contrib/UpdateStatusPanel.java
index cb060704c..58d6102b1 100644
--- a/app/src/processing/app/contrib/UpdateStatusPanel.java
+++ b/app/src/processing/app/contrib/UpdateStatusPanel.java
@@ -33,15 +33,12 @@ public class UpdateStatusPanel extends StatusPanel {
   public UpdateStatusPanel(UpdateContributionTab tab) {
     super(tab);
 
-    //updateButton = Toolkit.createIconButton("Update All", updateIcon);
     updateButton = new JButton("Update All");
-//    updateButton.setFont(ManagerFrame.NORMAL_PLAIN);
     updateButton.setHorizontalAlignment(SwingConstants.LEFT);
     updateButton.setVisible(true);
     updateButton.setEnabled(false);
 
     updateButton.addActionListener(e -> contributionTab.updateAll());
-    setBackground(new Color(0xebebeb));
     layout = new GroupLayout(this);
     setLayout(layout);