-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On
Behalf Of hkhenson
Sent: Friday, April 11, 2008 3:43 PM
To: brin-l@mccmedia.com
Subject: RE: An interesting response
At 12:00 PM 4/11/2008, Dan M wrote:
(Keith wrote)
Takes 10 200 ton payload
rockets
On 17/04/2008, at 3:14 AM, Dan M wrote:
The speed of sound barrier is rather
significant, and we have not found a way to develop efficient planes
that go
at Mach 1.1 almost 60 years after we first went above Mach 1.
So-called supercruise. The biggest problem with going over Mach 1 is
At 12:00 PM 4/16/2008, Dan M wrote:
(Keith wrote)
At 12:00 PM 4/11/2008, Dan M wrote:
(Keith wrote)
Takes 10 200 ton payload
rockets each flying once a day to do it and with a blank check
perhaps under 5 years to work up to this production rate and 6-7
years from start to
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On
Behalf Of Charlie Bell
Sent: Wednesday, April 16, 2008 6:49 PM
To: Killer Bs (David Brin et al) Discussion
Subject: Re: An interesting response
On 17/04/2008, at 3:14 AM, Dan M wrote:
The speed of sound
On 17/04/2008, at 12:26 PM, Dan M wrote:
So-called supercruise. The biggest problem with going over Mach 1 is
political and legal, not technological - had Concorde not been killed
by politics.
Well, Concord was a political animal from the very beginning wasn't
it? It
was a tax
