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Comment Re:Stupid Idea (Score 1) 1026

High Speed Rail would have the EXACT same security measures as airplanes, except they would be even less safe as blowing up track is easy, especially when you have hundreds of miles to choose from.
How do you explain that, in the countries that have high speed rail, the airport security is the same as in the US but there's no such thing for trains?
Bombing a plane is already not the most effective way to kill people, it's mostly for show. Attacking a subway would still work better than attacking a high speed rail (or low speed rail for that matter, I don't see why that would make a difference except for popularity, I guess)

Comment Re:Awesome if it works (Score 1) 416

> That weird concept of "throwing away your vote" when the person you voted for doesn't win is probably one of the biggest things wrong with our voting system
In technical terms it's called "independence of irrelevant alternatives". It doesn't work in most voting systems.
http://en.wikipedia.org/wiki/Arrow's_impossibility_theorem

Comment Re:Probably Wrong but Clearly Falsifiable (Score 1) 700

In fact it does suffice to show that the algorithm determines satisfiability of a 3-SAT instance in polynomial time.
Really? I have an algorithm that can solve a 3-SAT instance in constant time.
Algorithm:
if(problem == "true") then "satisfiable" else "failure of classification"
"true" is a 3-SAT instance with no variables

Comment Re:Totally inane (Score 1) 124

I'd LOVE to store entire large XML blocks in databases sometimes, and we decide not to because of space issues.
Wait, do you mean that XML takes *less* space than a database? What kind of data do you have in there? I find that a binary format gzipped in a DB is way more efficient (time and space-wise) than XML.

Comment Re:10-fold increase? (Score 1) 161

You have simply moved the combustion for energy from your engine to the power plant down the street.
That's already a big deal. The plant down the street is way more efficient than a car.
The only true answer to our car emissions problem is hydrogen fuel.
Ah, yes, because generating/storing hydrogen is soooo efficient.

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