diff --git a/notes b/notes
index b0845048..8a470980 100644
--- a/notes
+++ b/notes
@@ -7,10 +7,15 @@ CServer
  * must have connection thread in screen info map
     allows disconnect if screen map changes and screen is removed
  * put mutex locks wherever necessary (like accessing m_active)
+ * must handle disconnect of screen by warping cursor off of it
 
 CClient
  * need methods for screen event handler to call as appropriate
 
+threads and X:
+  X doesn't handle threading very well.  need to ensure that all X
+  calls are protected by a mutex.
+
 server						client
 ------						------
 [accept]			<--		connect