<div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><a href="https://www.youtube.com/watch?v=XyRE7eKKKug" style="background-color:transparent"><font size="4"><b>Longevity escape velocity</b></font></a></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style=""><font size="4" style="" face="tahoma, sans-serif"><b style="">John K Clark</b></font></div></div>