output to the "prod" photos location. also make sure there's at least one thumbnail in the ribbon

Program.cs

@@ -474,7 +474,7 @@ public class UiGeometry {
   public UiGeometry(Vector2i windowSize, int starSize) {
     WindowSize = windowSize;
 
-    int numThumbnails = WindowSize.Y / 100;
+    int numThumbnails = Math.Max(WindowSize.Y / 100, 1);
     int thumbnailHeight = WindowSize.Y / numThumbnails;
     int thumbnailWidth = (int) 1.0 * thumbnailHeight * activeCamera.Resolution.X / activeCamera.Resolution.Y;
 
@@ -912,7 +912,7 @@ public class Game : GameWindow {
   // FIXME: show a progress bar or something.
   private async void ExportPhotos() {
     JpegEncoder encoder = new JpegEncoder() { Quality = 100 };
-    string outputRoot = @"c:\users\colin\desktop\totte-output";
+    string outputRoot = @"c:\users\colin\pictures\photos\";
     foreach (Photo p in photos) {
       await Task.Run( () => { p.SaveAsJpeg(outputRoot, encoder); });
     }