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Has anyone installed solar panels? What has been your experience? DIY install extra appreciated.

I'm an electrician, I found my own solar panels incredibly easy to install. The job is 90% racking and I would recommend buying a racking package if possible which includes all mounts, rail and fasteners.

Take care as solar panels are ALWAYS LIVE. This is why they use the shielded connectors that they do. Do all the rest of your wiring first, then plug the panels in last.

Make sure you have appropriate disconnecting means. If this is going to be grid tied in any way, make sure you're familiar with the code as it will be inspected. If not grid tied you may be exempt, but this is no reason to just slap it up, still follow the code as it's there for your safety.

I recommend grid-interactive systems over grid-tied if you actually want to be power independent. Microinverters seem great until the power goes out and your panels are good for nothing. I would recommend a power blending transverter type system that allows 3-way power flow between panels, battery and grid. They have come way down in price and allow seamless integration of your loads compared to a charger/inverter system like I have.

Run a string voltage as close as possible to your battery voltage to avoid conversion losses. It's tempting to go for high string voltages but roof mount distances are usually really short and conversion will likely be most of your loss. I started with 140VDC strings and my charger ran hot, dropping to 70VDC made it run cool and boosted my output by over 10%.

Depending on your utility it may not be worth selling power and the hassle or extra fees and regulations that come with it. That's the case here - I just have automation set up to burn excess power for heat in winter and cooling in summer.

Best of luck with your install, for sure it is way cheaper to DIY and not hard at all.

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Age Reversal Breakthrough: Harvard/MIT Discovery Could Enable Whole-Body Rejuvenation

Full text of actual paper: https://www.aging-us.com/full/204896

Tldr; seems like decent science and the compounds used are fairly ordinary ones for the most part. Note however this is all in vitro so far and it might be a challenge to deliver the same chemicals in the same concentrations to all the senescent cells of the body.

Prepare to see these ingredients added in insignificant amounts to expensive skin creams before the year is out, whether they can penetrate the epidermis or not

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The wheel part reminds me of something I learned from 3blue1brown:

"Pi seems to magically appear everywhere, until you realize that wherever it appears there is usually a circle hiding"

Usually. Sometimes it really does seem magical. Sometimes the circle is very well hidden. Maybe we just haven't found it yet.

Honestly I've learned more math from that guy than any math teacher I ever had - one of the few YouTube channels I would absolutely recommend to anyone scientifically inclined at all. He's an incredible explainer.

Blow your mind with the video where he calculates pi through the repeated elastic collision of a pair of blocks... One digit at a time. If that sounds bizarre - yeah, watch the video.

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Study: Carbon offsets aren’t doing their job, overstate impact

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I farm in Canada which has a carbon tax, $65/ton. We're in the grip of terrible drought and I've sold all my livestock. Thought maybe I could do the world a little good and maybe make some money off my empty pastures by planting some trees or something.

After talking to the regulators it was obvious it's a HUGE fraud. There's so much red tape, and by the time you're done talking to them you find out that you can make $1-5/ton for sequestering carbon. And due to flat fees in the regulatory structure, it's really just designed to funnel this money to huge landowners and not to encourage anyone who cares to plant trees or do anything really.

So working Canadians are forced to pay $65/ton to heat their homes and drive to work, but big emitters buy bogus credits for under $5 and continue to pour out pollution while claiming to be "carbon neutral". It's the Canadian way

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I would agree in the case of reselling pirated content, as a core piracy principle is that data itself has no value and can be given away for free. Once you start selling it, you're just a thief.

But he was part of a modchip team selling physical hardware. They manufactured a real product that was not itself pirated, and users had the choice to use the devices for homebrew or even to not install them at all.

This case is literally like blaming a gun manufacturer for murder.

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Nintendo is suing the creators of Switch emulator Yuzu

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These passages imply the writers of them lack basic computer literacy and don't even understand Nintendo's own systems.

  • "copied the game ROMs into Yuzu" Yuzu is not a VM or other container and the ROMs are simply stored on disk in their original dumped form... Yuzu doesn't "store" or "contain" any games.

  • "any copy not on an authorized cartridge" LOL! What about games downloaded from your own digital marketplace, then?

What about a game you downloaded from Nintendo eShop and stored on an external SD card, which is a standard and well supported storage method on Switch? Is that SD card an "authorized cartridge"?

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Hummingbird feet

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Last year my daughter told me her grade 4 teacher had told the class "Well nobody really knows how magnets work" to which my science-obsessed daughter replied "You mean you don't really know how magnets work!"

I confirmed to her that yes, our understanding of magnetism is about as complete as it can get. Of all the mysteries the universe has to offer, magnetism is not one of them.

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Fear of cheap Chinese EVs spurs automaker dash for affordable cars

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The reason everything is on a touch screen now is that it's cheaper than physical switches, as ridiculous as that seems. And yes, I greatly prefer physical switches.

Buy and wire multiple switches on every car, requiring wiring harnesses, ECM IO pins etc. or pay an intern a minimal sum once so he can put "designed Chevrolet in-dash console" on his resume. Then never update it even though it supports OTA updates and is a glitchy mess, Chevy

This is the same reason so many products come with a stupid Bluetooth app now rather than more than one button. Pay once rather than pay on every unit.

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Wool is more of a byproduct of the lamb meat industry these days, so wool and meat are inextricably entangled. I'm a sheep farmer, last couple years we threw the wool away due to lack of demand. Nobody is raising sheep just for wool.

However this is a problem with our distorted markets and not with the sheep industry, this valuable fiber is being dumped or burned while we pump out synthetic crap. It costs us more to remove it from the sheep to keep them from overheating, than we can sell it for.

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Hacked ‘AI Girlfriend’ Data Shows Prompts Describing Child Sexual Abuse

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There is this thing that I feel is most prevalent in the USA, to call any attraction to a girl under the age of 18 pedophilia. Because that's the age to star in porn. The term should truly be used for attraction to children. I think it's an extension of the "pedo panic" where every man is assumed for some reason to be a child rapist now.

As such almost every young man could at some point be caught as a "pedophile"- 17 year olds sneak into clubs all the time, for example. 20 year old hooked up with one? Now he is considered a pedophile even if the actual age of consent is lower.

Meanwhile the porn industry glorifies "barely 18" girls as something highly desirable. It's a little messed up to say the least.

Actual pedos who are into kids should be put in mental institutions. But I would strongly suspect that 15% stated just includes honest young men and creepy old men, none of which are truly pedophiles. That number is way too high.

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So, uh, that's the joke.

We should probably call some physicists to document this, as it's rare that you see such a perfect superposition of both getting the joke and not getting it. You may in fact be entangled with the joke now... Do you feel unusual in any way?

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I'm happy to move if they'd pay for my meal

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Often the best thing you can do as a business owner is to "fire" your bad customers.

Often 90% of complaints come from 1% of customers. The amount of manpower wasted dealing with the complaints is not worth the sales - and these kinds of customers are always so shocked and appalled when you tell them that you don't need their business.

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GPL violation follow-up - some bad news and some good news

Great to hear this story of success. That plus

$266.99 per probe for the original proprietary one

Reminds me of Schneider's stupid proprietary dongle for programming their PLCs. It's just a CH341 in a funny shaped case that fits into the funny shaped slot on the PLC, where it plugs onto an ordinary 0.1" pin header to talk logic level serial.

Plus it has a custom USB ID of course. Probably costs $2 to manufacture, sells for almost $300 as well.

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Ex-GOP lawmaker describes Trump as smelling like a mix of armpits, ketchup and a butt

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The sad thing is, the kind of peaked-in-highschool voter that voted for Trump and can be swung absolutely will care about how he smells. I can hear it now, "I'm not voting for some stinky old man" "I thought the diapers thing was a myth"

This kind of low blow absolutely will have effect if they can make it stick. A sad day for democracy? Definitely. But that's the media environment of today.

Also it gives opponents a chance to needle dick him in debates which will cause him to fly into a rage and embarrass himself. God only knows what TMI he might rave about, his bathroom habits etc. Even tiny jabs like "do I have to be the guy to sit next to Trump" have huge rage potential.

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Sweden All In On Nuclear Energy, Dumps Renewable Target

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No, it's zero emission but not renewable.

Nuclear fission is actually by definition the least renewable energy source. Even coal and oil are renewable on long enough time scales. But there will never be more uranium than there is right now.

We actually don't have that much of it if we consider the long term future, only a thousand years or so. So nuclear is intended to be a bridge to eventual full renewable power generation and storage, an essential component in the present day but it's still a bridge.

Another thing to consider is that nuclear is the only power source that works in deep space away from the Sun. So if we're serious about exploring the solar system or further, we'd be best not to burn up all of our fissionable material right away.