diff --git a/gossamer_forums.rb b/gossamer_forums.rb
index 9bab191..5318ee6 100644
--- a/gossamer_forums.rb
+++ b/gossamer_forums.rb
@@ -1,5 +1,5 @@
 # gossamer threads migration-import code
-# v0.15.3
+# v0.15.4
 
 require 'mysql2'
 require 'open-uri'
@@ -145,9 +145,11 @@ class GossamerForumsImporter < ImportScripts::Base
     existing_user = User.find_by(username: sanitized_username)
     
     if existing_user
-      if existing_user.email.downcase == email.downcase && existing_user.name == name
+      if existing_user.email.downcase == email.downcase && existing_user.name == real_name
+        # The existing user with the username the same as the current proposed sanitised name _is_ the same person...
         return sanitized_username
       else
+        # We cannot clobber another person with the same proposed username, so we resolve the conflict
         counter = 1
         while User.exists?(username: sanitized_username)
           sanitized_username = "#{firststep_sanitized}_#{counter}"