diff --git a/client/client_types.h b/client/client_types.h
index 79d1702dfd..eb59f849d9 100644
--- a/client/client_types.h
+++ b/client/client_types.h
@@ -205,13 +205,17 @@ struct PROJECT {
     bool no_cpu_pref;
     bool no_cuda_pref;
     bool no_ati_pref;
+
         // the following are from the project itself
     bool no_cpu_apps;
     bool no_cuda_apps;
     bool no_ati_apps;
+
         // the following set dynamically
     bool cuda_low_mem;
+        // this project has a CUDA job for which there's insuff. video RAM
     bool ati_low_mem;
+        // same, ATI
 
         /// logically, this belongs in the client state file
         /// rather than the account file.