Viewing profile — vlehto
vlehto
HN member- Joined
- Mon, Jul 13, 2015, 9:22 AM UTC
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About vlehto
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Recent public activity
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Comment #21652544
That would be the exactly same conclusion Machiavelli made. And I'm not trying to mock anybody here. Machiavelli was very smart dude.
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Comment #21018757
Wind turbines are currently over 100 meters high and installed into places that see lot of wind. It's a rule of thumb that you should keep the natural frequency of any large steel …
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Comment #20888072
Because with modern nutrition a woman can get pregnant again very soon after giving birth. But that is not healthy for the woman or her babies.
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Comment #20871182
My understanding is that you claimed that education does not help one bit to social mobility. On national level, to big groups of people. I still think that is false and I still ha…
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Comment #20861257
>Education doesn't lead to social mobility, redistribution of wealth does. I cannot name a single example that would prove this. Having little education and redistribution of wealt…
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Comment #20861070
If you use the formula for thick walled cylindrical pressure vessel, you hit practical limit with outside diameter being twice the inside diameter. When this happens and you also t…
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Comment #20578469
Nah. The real problem was the Marian reforms. With professional army the imperium was able to expand to a size that was impractical to rule. Also success was so thorough that there…
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Comment #20227313
In mechanical engineering the definition for good quality == fills the spec. Nothing more, nothing less.
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Comment #20218390
I think the problem is totally different for those who live to see their projects finished. Then there are people like me who have no such urge. If a person like me can get into th…
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Comment #20217795
You get exactly the same benefit if government only backs 70% of each student loan. Then it's not profitable loan if the student cannot pay back. But if you keep significant govern…
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Comment #19752135
The old school "production lines" are pretty much automated away these days. Most production requiring human labor is custom or small batch jobs. And as a result the real amount of…
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Comment #19751896
All metals have that property. Aluminum just happens to have relatively low melting energy requirement. Zinc is probably even better for recycling.
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Comment #19602136
>I fear that any savings in CO2 emissions will be useless, due to an increasing world population. Not having kids would help, but suicide would help more. Many things matter, but b…
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Comment #19599226
Could you share some typical red flags?
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Comment #19598987
From aviation it could be the De Havilland Comet. But that brought the whole company down. So let's hope this will not go there. Airbus having a monopoly is no ones interest.
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Comment #19598708
>Otherwise you wouldn't know about the effects of climate change. Well actually we don't know. We have maybe a sophisticated guess at best. Knowledge requires data, that by definit…
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Comment #19596707
If we talk about future, everything is random stuff pulled from someones ass. Future cannot be researched, calculated or predicted. You can just be worried about stuff and bet on s…
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Comment #19596565
Of course. I'm not arguing to get funding here. I'm arguing that if you believe the IPCC storyline about climate change , then nuclear is the only viable option. Building should ha…
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Comment #19596416
Predicting the future is always very imprecise. Take a look at the work of Thomas Malthus for taste. If you want accurate numbers, could you first give accurate numbers of future d…
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Comment #19596371
It's not about cost, because there is not enough wind, solar, tidal and geothermal energy combined on the British isles to satisfy power consumption. If you take single fuck up, th…
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Comment #19596358
Are you doubting nuclear or are you doubting climate change?
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Comment #19595990
If you take climate change stuff seriously, then the answers are these: >How many? As many as you can build. You run out of engineers and carpenters before you make too many reacto…
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Comment #19595955
"Climatic changes already are estimated to cause over 150,000 deaths annually." https://www.who.int/heli/risks/climate/climatechange/en/ Ten fold increase over the next century see…
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Comment #19595856
http://withouthotair.com/ "A vital tool agains global warming" means that it's our only possibility. It's not about cost, it's about what is physically possible.
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Comment #19595850
If you are interested in some numbers about the subject, there is very good resource for the case of British isles. The situation is of course different for USA the people per area…