added comment for future generations

diff --git a/app/models/trace.rb b/app/models/trace.rb
index 692c20fc63a02e27581a71eee04181d4650c4941..7f2607b0f77aa4d6f4ff18e8423c1c01c33b4c7e 100644 (file)
--- a/app/models/trace.rb
+++ b/app/models/trace.rb
@@ -31,6 +31,7 @@ class Trace < ActiveRecord::Base
         tt
       }
     else
+      #do as before for backwards compatibility:
       self.tags = s.split().collect {|tag|
         tt = Tracetag.new
         tt.tag = tag