+ /*
+ * Cheat a little here. Instead of a dedicated command to change UID,
+ * use SVSNICK and accept the losing client with its UID (as we know the SVSNICK will
+ * not fail under any circumstances -- UIDs are netwide exclusive).
+ *
+ * This means that each side of a collide will generate one extra NICK back to where
+ * they have just linked (and where it got the SVSNICK from), however, it will
+ * be dropped harmlessly as it will come in as :928AAAB NICK 928AAAB, and we already
+ * have 928AAAB's nick set to that.
+ * -- w00t
+ */