--- a/src/Network/Address.hh	Fri Jan 16 21:24:45 2009 +0200
+++ b/src/Network/Address.hh	Fri Jan 16 22:03:49 2009 +0200
@@ -20,6 +20,8 @@
  * used in a more specifc fashion like NetworkSocket::send or NetworkSocket::accept, where a definitive address is
  * required.
  *
+ * The update() method does a blocking reverse-DNS lookup. XXX: only do the reverse lookup if get_hostname is called?
+ *
  * XXX: currently, there is no way to form a NetworkAddress from a NetworkEndpoint for e.g. sending UDP packets without
  * an associated TCP connection.
  */