<html><body><div style="color:#000; background-color:#fff; font-family:arial, helvetica, sans-serif;font-size:12pt"><div><span><div>On Saturday, May 25, 2013 6:58 PM Adrian Tymes <atymes@gmail.com> wrote</div><div>>On May 25, 2013 10:38 AM, "Eugen Leitl" <eugen@leitl.org> wrote:</div><div>>> In terms of launch costs, an order of magnitude improvement would be</div><div>>> challenging.</div><div>></div><div>> Launch costs have a lot more to do with operations</div><div>> than physics at the moment.</div><div><br></div><div>Yes. I think the launch industry is not near it's economic optimum (if that concept makes sense) in such a way that the driver is what are the physical limits of current technology. Rather, it's very from any economic optimum.</div></span></div><div style="font-family: arial, helvetica, sans-serif; font-size: 12pt; "></div><div style="font-family: arial, helvetica, sans-serif; font-size: 12pt;
"><br></div><div style="font-family: arial, helvetica, sans-serif; font-size: 12pt; ">Regards,<br><br></div><div style="font-family: arial, helvetica, sans-serif; font-size: 12pt; ">Dan<br> See my SF short story "Residue":<br>http://www.amazon.com/Residue-ebook/dp/B00BS3T0RM/ -- US<br>http://www.amazon.co.uk/dp/B00BS3T0RM -- UK<br><br> </div></div></body></html>