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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> extropy-chat-bounces@lists.extropy.org [mailto:extropy-chat-bounces@lists.extropy.org] <b>On Behalf Of </b>John Clark<br><b>Sent:</b> Sunday, October 13, 2013 9:05 AM<br><b>To:</b> ExI chat list<br><b>Subject:</b> Re: [ExI] Smallest human-equivalent device<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>On Sat, Oct 12, 2013 at 1:36 PM, Anders Sandberg <<a href="mailto:anders@aleph.se" target="_blank">anders@aleph.se</a>> wrote:<o:p></o:p></p><div><div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>> <span style='color:#1F497D'>>…</span>How many transistors are functionally equivalent to one synapse?<o:p></o:p></p></blockquote><p class=MsoNormal> <br><span style='color:#1F497D'>>…</span> <br> <br><span style='color:#1F497D'>>…</span>Granted you couldn’t (yet) pack transistors at that density throughout a volume as large as the human brain due to heat considerations, but imagine what will be practical in just a few years<span style='color:#1F497D'>…<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Heat transfer problems never go away. At the end of the miniaturizing game we have enjoyed for the last half century, heat dissipation is what finally stops our fun, and explains most of why processor clock speeds have stopped increasing.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Agreed there is room for further progress, but what I see is more efficient use of smaller processors. I am thinking about checking out a local ARM processor conference this week:<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><a href="http://www.linleygroup.com/events/event.php?num=24">http://www.linleygroup.com/events/event.php?num=24</a><o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>I get the feeling the future development is in these small energy efficient processors with open architecture. We might be able to get a bunch of these things working together to form a kind of intelligence.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>When we talk about a human equivalence intelligence, we may find it is impossible to decide exactly what that means.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>I will make this speculation: the next generation of humanoid robots will have a bunch of interdependent processors. Future sports will be robots racing and playing against humans and against each other. This stuff will be big entertainment and possibly big employment in the near term future.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>spike<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p></div><div><p class=MsoNormal><o:p> </o:p></p></div></div></div></div></body></html>