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Something called Fluidics was in vogue in the
sixties. It used compressed air and shaped channels in plastic blocks that formed OR gates, AND gates and flip-flops. It allowed control systems where electricity was not desired. And a few years ago a colour television projector was demonstrated using the light from three laser diodes mechanically scanned onto a screen. Or a wall. Could have been mass produced very easily I would have thought. Now we have the flat screen LCD sets appearing in our shops. They were developed for laptops and having invested in producing them, the mass television market is being invaded. But they are not simple, it really is brute force having millions of drivers for each pixel. But it can be done. Still cannot quite believe it! But that simple laser scanner is definitely not wanted now ![]() |
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Incidentally, liquid-crystal displays were first invented at the university in the town where I live. However, the inventors tried in vain to find an electronics company willing to invest in their idea, so eventually they turned abroad for more daring supporters. And now the Japanese *own* that industry...
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"We do not require reality to conform to the expectations of the ignorant" |
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I think that there is a difference between saying "That's how software works" and "it's prevalent in my experience". If your only example is Oracle, and that's where you worked, then your experience is probably strongly biased. Oracle is not really a good representative of the population, anyway.
Me, I'd like to believe that free competition tends to drive out such nuttiness--and that's been my experience--but I'm always looking for examples to the contrary. ![]() |
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I think that there is a difference between saying "That's how software works" and "it's prevalent in my experience".
Yes, you're right. It's more accurate in the context of my experience to say that's how software can work. That is, the combination of marketing and producing software can be set up to implement that business strategy. But it doesn't have to be. If your only example is Oracle... It isn't, but it's the most egregious example of a planned evasion of innovation. Me, I'd like to believe that free competition tends to drive out such nuttiness I'd like to believe it too, but that's not what I observe. And I'm obviously open to the likelihood that your experience differs from mine. I'm not claiming to be objective or encyclopedic, nor did I believe the original question required that. |
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Quote:
for almost a minute, on the presumption that you were serious. -- Jeff, in Minneapolis
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http://www.FreeMars.org/jeff/ "The other planets? Well, they just happen to be there, but the point of rockets is to explore them!" -- Kai Yeves |
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No, since semi-static website isn't regularly visited by some of the finest minds in the world...
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I am Mugs, of the Alien clan of Usa, Nordamerica, a Terran, of Sol. Perception isn't reality. It's merely an abstraction thereof, and quite often not a very good one at that. "Staying young requires the unceasing cultivation of the ability to unlearn old falsehoods." - Heinlein "Freedom begins when you tell Ms. Grundy to go fly a kite." - Heinlein |
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Quote:
__________________
I am Mugs, of the Alien clan of Usa, Nordamerica, a Terran, of Sol. Perception isn't reality. It's merely an abstraction thereof, and quite often not a very good one at that. "Staying young requires the unceasing cultivation of the ability to unlearn old falsehoods." - Heinlein "Freedom begins when you tell Ms. Grundy to go fly a kite." - Heinlein |
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Yes, I do indeed think that's funny. |
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If you've ever been to a rock concert, you have been. They deal in these amperages all the time.
But not by pumping them into an auto sized object. That car is going to get very hot having that much energy pumped into it for 5 minutes. The cable size would be quite large, too. Of course, you can up the voltage in order to lower both the current required and the heat losses (as is done with high tension powerlines) but that presents other dangers. |
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At 1080 kW input power a 1% loss is still 10 kW of heat generated in the batteries or the power converters. |
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Peter Drucker attempted forty years ago to get American businesses to look beyond next year's profit reports. He failed. So he went overseas, to Asia, which typically has a twenty year vision cycle. This is one of the reasons they lept on the idea of LCDs. It wasn't good to them when they bought into Sweden's idea, but it's certainly paid off over time, and is now used in virtually every electronic device known to man (except plasma TVs and hearing aids...).
__________________
I am Mugs, of the Alien clan of Usa, Nordamerica, a Terran, of Sol. Perception isn't reality. It's merely an abstraction thereof, and quite often not a very good one at that. "Staying young requires the unceasing cultivation of the ability to unlearn old falsehoods." - Heinlein "Freedom begins when you tell Ms. Grundy to go fly a kite." - Heinlein |
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