<div dir="ltr"><div class="gmail_quote"><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"><div dir="ltr"><div class="gmail_quote"><div>Increasing lifespans by a hundred years won't change things until those lifespans become part of human culture. The cognitive biases that cause this world destroying behaviour, some implicit in human neurology, some learned from our social environment, won't be addressed if people only think they might live to be a few hundred years old, rather than actually having lived it.<br>
</div></div></div></blockquote></div><br>Yes that might actually be a consideration. Inertia. <br></div>