<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:10pt"><div>dear Optical Coms BOF members,</div><div>I have uploaded as draft5.0 the concept paper as it is at the end of today. The inputs of Bernard Edwards are not in yet in this version.</div><div> </div><div>see you tomorrow.</div><div>Jean-Luc</div></div></body></html>