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Nition commented on Google's Liquid Cooling   chipsandcheese.com/p/goog... · Posted by u/giuliomagnifico
jayd16 · 7 days ago
Maybe we can declutter things if they get PWoE(power and water over ethernet) or just a USB-W standard.
Nition · 7 days ago
It worked for MONIAC.
Nition commented on Historical Tech Tree   historicaltechtree.com/... · Posted by u/louisfd94
Nition · 25 days ago
This is really cool but hard to view well on a PC. I'd love to have a simplified version of this on a big A2 poster.
Nition commented on AI is propping up the US economy   bloodinthemachine.com/p/t... · Posted by u/mempko
GianFabien · a month ago
There's only two reasons to buy stocks:

  1) for future cashflows (aka dividends) derived from net profits.

  2) to on-sell to somebody willing to pay even more.
When option (2) is no longer feasible, the bubble pops and (1) resets the prices to some multiple of dividends. Economics 101.

Nition · a month ago
Just like land :)

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Nition commented on I tried to replace myself with ChatGPT in my English class   lithub.com/what-happened-... · Posted by u/lapcat
superfrank · a month ago
A lot of students, even at the college level, don't think that far ahead and make bad decisions because of short term thinking.

Look at any list of advice for new college students and almost every one of them includes "go to class". Simply attending class is way easier than homework and yet, when there's no short term consequences for not doing it, plenty of students will just not do it.

Cheating is another great example. Cheating in college is rampant because kids don't want to do the work they're assigned. I don't understand the logic behind the idea that if you tell all the kids currently using ChatGPT to write their essays, "Hey, you don't actually have to write that essay at all" that you think they will somehow choose to write it anyway. They're already choosing to ignore the long term benefits of homework even when there are short term consequences, so I don't see how removing those short term consequences will make things better.

If you tell kids there are no immediate consequences for not doing homework, many of them just won't do it and they will fail because they haven't learned anything.

Maybe you're okay with that. Honestly, I'm not actually trying to convince you that it's a bad idea. I just think if your proposal is based on the idea that kids will choose to something boring that they don't have to do in the short term because it benefits them in the long term you're overestimating a lot of kids (and adults for that matter).

Nition · a month ago
There's a section in Zen And The Art Of Motorcycle Maintenance (1974) where Persig takes this all the way to the final conclusion that there should be no grades at University, and no degree at the end, and then and only then will everyone who goes there actually be learning-motivated.
Nition commented on I couldn't submit a PR, so I got hired and fixed it myself   skeptrune.com/posts/doing... · Posted by u/skeptrune
carlmr · a month ago
My biggest Amazon annoyance. I'm often looking for some product, reading Reddit and other reviews. They usually link to amazon.com.

Then it asks me to switch my profile to American/$. But then in order to order I need to switch back to Germany/€.

It's just super cumbersome. Just let me view stuff from any region without switching profiles. If I order from that region you can tell me to switch profiles. But not just for viewing it.

In the same vein. Why is there no, I want this thing, but from a German seller.

Nition · a month ago
Reminds me of when someone links to a product on some (non-Amazon) website, I go there, it says "this is the US site, you should go to the [your country] site!", I click OK, and it takes me to the homepage.
Nition commented on Piano Keys   mathpages.com/home/kmath0... · Posted by u/gametorch
sefn · a month ago
As the article says, it is impossible to make the back ends of the white keys equal in width so piano makers have to compromise. The difference is about a millimetre so many pianists may never have noticed.

The naive approach of placing each black key at the midpoint of its adjacent white keys makes B, C, E and F quite wide at the base, but it is harder to fit a finger between the black keys to play D, G or A, which can be necessary when the hand has to stretch or play both black and white keys. On a real piano, therefore, the C# and D# keys and the F# and A# keys are offset a little from the midpoints of their adjacent white keys. G# is the only black key that is actually at the midpoint of its adjacent white keys.

In the photograph of the Yamaha piano, you can see that the cutouts on the D key are symmetrical but less than half the width of a black key because the C# and D# keys are offset. Looking at the G key, the right cutout, at half the width of a black key, is deeper than the cutouts on the D key, so to compensate the left cutout is less deep than the cutouts on the D key. As a consequence, the cutout on the F key is deeper than the cutout on the E key, so the E key is wider at the back than the F key. Similarly, the C key is wider at the back than the B key.

As described in the article, on some keyboards just the C and E keys are wider at the back, with D the same width at the back as F, G, A and B. More often, however, the C# and D# keys are placed a little further out to spread the extra width equally between the C, D and E keys.

Nition · a month ago
Good point about the ~1mm difference. Interestingly on my MIDI keyboard the difference between white key widths is even larger (maybe ~3mm max), showing some variation in style.

By the way your two comments in this discussion had been voted down and hidden (marked [dead]) for some reason. I voted for them to return and I'm happy to see they've now been reinstated.

Nition commented on In a major reversal, the world bank is backing mega dams (2024)   e360.yale.edu/features/wo... · Posted by u/prmph
bryanlarsen · a month ago
Hydro is a great complement for solar, you can decrease flow when the sun is shining, and increase it when it isn't.
Nition · a month ago
Yep, and if you can pump water back into the lake with excess solar power when the sun in shining, you now have a giant storage battery as well.
Nition commented on Piano Keys   mathpages.com/home/kmath0... · Posted by u/gametorch
Nition · a month ago
Interesting, my piano is a Yamaha (specifically a 1980 Yamaha YUA, basically a U3), and it does follow the model (same width everywhere).

Photo: https://i.imgur.com/ulsLUoG.jpeg

I also have a MIDI keyboard (M-Audio Hammer 88) which follows the same model.

I'd like to see a photo of someone's piano that uses a different system, really I thought they were always this way. It's a good system because it lets the black keys be spaced a little further apart, while also reducing the jump between black key clusters.

Nition · a month ago
There is a good [dead] comment reply to my comment here by user sefn where they point out that in fact the spacing is not exactly equal, it varies by about 1mm (and they're correct).

If you've got "showdead" on, you can see it, click the timestamp on it, and click "vouch" if you want to vouch for it to come back. Seems inappropriately killed to me.

They have a second good [dead] comment in this discussion which I've also vouched to return.

u/Nition

KarmaCake day7496October 17, 2016View Original