diff --git a/net_systems.py b/net_systems.py
index ef15b2d..ffa2f5f 100644
--- a/net_systems.py
+++ b/net_systems.py
@@ -14,7 +14,7 @@ class NetworkSystem(esper.Processor):
     def __init__(self):
         super().__init__()
 
-
+    # TODO: Use zmq_poll..
     def process(self):
         # This will iterate over every Entity that has BOTH of these components:
         for ent, (net_interface, user) in self.world.get_components(net_components.NetworkInterface,net_components.User):