Added comments

gts/pokemondpds.ashx.cs

@@ -74,6 +74,10 @@ namespace PkmnFoundations.GTS
 
                     // todo: find out the meaning of this request.
                     // is it simply done to check whether the GTS is online?
+
+                    // todo: add a mostly null record to GtsProfiles4 if the
+                    // player is on D/P. We can still track last visit times
+                    // and gather trainer profile data from GTS activity.
                     response.Write(new byte[] { 0x01, 0x00 }, 0, 2);
                     break;
 

gts/syachi2ds.ashx.cs

@@ -20,7 +20,9 @@ namespace PkmnFoundations.GTS
             : base("HZEdGCzcGGLvguqUEKQN", 0, 0, 0, 0x2db842b2, "syachi2ds", 
             GamestatsRequestVersions.Version3, GamestatsResponseVersions.Version2)
         {
-
+            // HZEdGCzcGGLvguqUEKQN0001d93500002dd5000000082db842b2syachi2ds
+            // Strangely, there are RNG constants in the init string even
+            // though BW's requests are unencrypted.
         }
 
         public override void ProcessGamestatsRequest(byte[] request, MemoryStream response, string url, int pid, HttpContext context, GamestatsSession session)