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Comment · 4 years ago
Study Conclusion: Mouse brains track eye direction during REM sleep.
Comment · 4 years ago
> Who cares if a social media site is offline for a day? Society will be fine. Users will be fine.

Not just fine... better off.

Comment · 4 years ago
> You can control the side effects you may get from a medication you take?

You can eliminate unneeded medication to eliminate side effects.

You can reduce or change your needed medication to control side effects.

You can change your lifestyle to eliminate the need for medication.

Even if there is no way to eliminate your need for medication, you still don't necessarily have to accept bad side effects. Doctors make mistakes and the standard treatment doesn't work for everyone. The first medication a doctor prescribes is often a poor fit. Doctors sometimes need to be prompted to look for better alternatives.

> I get that most people on HN, can control the air they breath as they have the means to decide where they want to live, this isn't the case for most of the people.

Even with very limited means, there is still likely to be something you can control such as: how close to major road traffic you live, how well-ventilated your home is, whether you allow unnecessary particulate or VOC sources in your home, whether you exercise outdoors on days with higher than normal pollution levels, or whether you go running near a highway or at a park. These simple things can have a significant effect on one's air quality.

> Cancer is literally just a numbers game, people in perfect health at their PEAK get diagnosed with cancer.

Cancer has controllable risk factors. There is overwhelming evidence that we can take reasonable actions to significantly reduce our risk of getting cancer.

Comment · 4 years ago
I agree that the father appears lucky to have avoided issues such as debilitating disease due to random genetic mutation. Even the father acknowledges that "lots of good luck" was involved. The article does not appear to overstate the significance of this single example.

Anecdotes are not useless. They can be inspirational and they can help illuminate possibilities and methods that are otherwise opaque in large-sample statistics. Anecdotes that are consistent with our best scientific understanding are powerful ways of communicating knowledge and providing inspiration for change to those who don't have the ability or inclination to evaluate the studies. In this case, the father is doing several things that large studies tell us are beneficial to health. These unmentioned studies suggest that the father has probably improved his quality of life. Most people I know are far more motivated by such anecdotes than they are by credible statistical analysis.

I disagree with your list of uncontrollable variables. All of them are largely controllable. Much of the medication consumed today is either outright unnecessary or can be reduced with lifestyle changes. You can control the air you breath by controlling where you live and when/where you are most active. You can lower your risk of cancer and many other diseases by lifestyle and environmental changes. The fact that complete control and certainty are impossible is no reason for inaction.

Comment · 4 years ago
If you want to reason about the real world, then a top-left origin will typically be better as it aligns with a right-handed coordinate system of Forward-Right-Down; where the Forward dimension aligns with the range to an object in the scene, the Right dimension aligns with the pixel column, and the Down dimension aligns with the pixel row. As a result, vector operations are more intuitive and there is less mental translation required when mapping between image space and real-world space.
Comment · 4 years ago
> As the author mentions, the original moniker for Excel was VisiCalc

VisiCalc wasn't actually a moniker for Excel. It was a predecessor. It was the first spreadsheet program, which was made by a different company, VisiCorp, and released in 1979. Excel was developed by Microsoft and released in 1985. Prior to Excel, Microsoft had released an earlier spreadsheet called Multiplan in 1982.

Comment · 4 years ago
Comment · 4 years ago
Higher prices will result in increased production. We don't need to motivate producers beyond that. There's plenty of potential from non-Russian sources. It will take months though.

I think the biggest motivational issue will be expectations for the duration of any oil sanctions. If producers think it is likely to only be short-term, there won't be as much motivation to bring extra production online.

Comment · 4 years ago
Comment · 4 years ago
Constricting the pupil can certainly reduce the effect of defects in the eye lens by reducing the amount of lens used; however, it won't work well in dim light.

Alternative: Increase environmental lighting and use bright, high contrast displays with dark text on bright backgrounds (no dark mode). This will not just constrict your pupils (as the eyedrops do), but also increase the rate of photons reaching your retina in bright areas of the scene relative to dark areas (in other words, improves contrast, which the eyedrops won't do).

Comment · 5 years ago
Comment · 5 years ago
>...doesn’t have to be...

That argues that there might be a first.

To be clear, I’m not saying there isn’t a first. I’m just saying this particular argument doesn’t support the assertion.

Comment · 5 years ago
> In math there is the concept of having a first element...

There is also the mathematical concept of not having a first element of a sequence, where each element has an infinite number of elements indexed before it.

You seem to be arguing that the existence of a mathematical concept implies that the universe must follow it. In this case, you have one concept that implies a first element and another that implies no first element. They can’t both be true.

Comment · 5 years ago

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