On Sun, Feb 21, 2016 at 8:21 AM, <tmr0195@comcast.net> wrote:

I do not know what they use in the hulls today, however, my guess is a majority of the expense deals with the various systems that are inside the hull.

Probably. But then again, maybe some thousand dollar toilet seats and million dollar whatzits don't really cost what their public price tags claim . . .

Richard Aiken

"Never insult anyone by accident." Robert A. Heinlein

"I studied the Koran a great deal. I came away from that study with the conviction there have been few religions in the world as deadly to men as Muhammed." Alexis de Tocqueville (1843)

"We know a little about a lot of things; just enough to make us dangerous." Dean Winchester

"It has been my experience that a gun doesn't care who pulls its trigger." Newton Knight (as portrayed by Matthew McConaughey), to a scoffing Confederate tax collector facing the weapons held by Knight's young children and wife.