--- a/pvl/verkko/db.py	Sat Jan 26 22:18:16 2013 +0200
+++ b/pvl/verkko/db.py	Sat Jan 26 22:18:40 2013 +0200
@@ -42,6 +42,7 @@
 
     Column('starts',        DateTime,   nullable=False),
     Column('ends',          DateTime,   nullable=True),  # never
+    # TODO: renewed
 
     Column('state',         String,     nullable=True),
     Column('next',          String,     nullable=True),