title screen on gold going the wrong dir

src/import/RomExtractorGen2.lua

@@ -1927,7 +1927,9 @@ function RomExtractorGen2:extractTitle()
     trail = "assets/generated/title/trail.png",
     copyright = "assets/generated/title/copyright.png",
     copyrightSplash = "assets/generated/title/copyright_splash.png",
-    -- ScrollTitleScreenClouds: 1px left every 8 frames (Gold).
+    -- ScrollTitleScreenClouds: Gold decrements the cloud-band SCX every
+    -- 8 vblanks, so the strip slides 1px right.  Silver does the same
+    -- decrement every frame.
     cloudScrollEvery = 8,
     cloudY = 88,
   }

src/ui/gen2/TitleState.lua

@@ -169,7 +169,7 @@ function TitleState:update(_dt)
   self.frameCounter = self.frameCounter + 1
   self:advanceHooh()
   if self.frameCounter % self.cloudScrollEvery == 0 then
-    self.cloudScroll = (self.cloudScroll + 1) % 160
+    self.cloudScroll = (self.cloudScroll - 1) % 160
   end
   self:spawnTrail()
   self:stepTrails()