ChemE Stewart <[email protected]> wrote:

Irregardless of how many birds it cooks or are vaporized and whether they
> can be counted or eaten, the technology is an albatross.
>

That may be true. The developers seem to agree. But when the project was
started, it seemed promising. It is not the fault of the developers that PV
solar finally took off and became cost-effective.

Suppose there had been no price break in PV solar. In that scenario we
would be glad this technology was pushed forward.

Suppose solar overtakes wind energy. Most of those billions of dollars put
into wind R&D would be wasted. That is a shame, but that's how capitalism
works.

If cold fusion puts wind, solar, gas and nuclear fission out of business,
$1 trillion in R&D will be written off, and several trillion dollars of
infrastructure worldwide will overnight be converted to scrap metal. Again,
that is a shame, but you cannot recover sunk costs when your technology is
obsolete and no one wants to buy it. It would be a greater tragedy to
continue using expensive, polluting, obsolete equipment. It would be like
running steam locomotives or IBM 360 computers today.

It often happens that a promising technology becomes obsolescent even as
people try to develop it, because of unexpected progress in a competitive
technology. There were many different kinds of computer RAM memory devices
being developed in the 1970s. There was clever engineering. Then
semiconductors improved so rapidly that all of these approaches were
dropped. People were also trying to develop bubble memory to replace hard
disks. That never took off, but you cannot blame the bubble memory
researchers. Nowadays we finally have solid-state hard disks. They are NAND
Flash Memory, which I believe is a lot more like a conventional
semiconductor RAM than a bubble memory.

(NAND Flash Memory was invented in 1989 and it just starting to take a
significant market share of in the hard disk market.)

- Jed

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