If you are saying that Gingrich did not say he’d spend $500 billion on a moon colony, I totally agree. This is typical of campaign commercials, they take the ITEMS people propose, and look around for independent cost analysis for the proposal, and use that as if the candidate was really going to implement the proposal.
I think it’s more reasonable to say that Newt wants to encourage space exploration, and a moon colony is a great idea to do so, but he doesn’t expect to actually build a moon colony in our lifetime, because it would be way too expensive. And no private group is going to do it right now, because it wouldn’t come close to being cost-effective in any way.
“Newt wants to encourage space exploration”
... and to encourage young people to study electronics, space medicine, math, to get the spirit of research and great aspirations (P.S. other than to become rappers).
It is true that China is actively working on the project of a moon colony.
Newt hopes that there will be an American one first. I see nothing wrong with that. The world needs dreamers to advance the progress of humanity. Just remember that 30 years ago the idea of a personal computer was considered impossible...
In his time Leonardo da Vinci was considered an illuminate dreamer ... but his dreams were accomplished centuries later, and people learned to build helicopters, planes and tanks ...