there was a brief technical outrage on the mailing list on 31st oct around 1:45GMT for 10-20mins. If you have send an email to the working group during that period of time, please resend. you can get the hint of whether your mail fails to go thru by (a) you got a bounce from your mail (b) you got an error from owner-idn@psg.com (c) you did not see your mail from the list -James Seng