On Mon, Jul 23, 2012 at 09:24:56AM -0700, IAB Chair <iab-chair@xxxxxxx> wrote a message of 95 lines which said: > those familiar with OS IPv6 implementations are asked to complete a > short survey > <http://www.iab.org/wp-content/IAB-uploads/2012/07/IPv6-Privacy-Survey.doc> Which RFC (or other open specification) describes the ".doc" format? And since when Microsoft software is required for IETF work? [Don't ask me to try LibreOffice, it runs at 100 % CPU time for *minutes* when opening this document.]