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Apple trees are weird. You can take a seed from an apple tree in your yard and grow apples that taste disgusting. One of the apples from that disgusting tree might make apples that taste absolutely heavenly. You can't just grow an apple tree from seed and expect anything other than an apple only fit for making alcohol. Johnny Appleseed was keeping folks drunk, not healthy.

Hybrids sometimes produce no seeds or seeds that won't grow the same thing. Sometimes this is desirable - seedless watermelons, for example. Or having a plant that grows better in your region at the cost of having to buy seeds (which you were likely to do in modern times regardless).

I get your point, but this isn't really a problem that's special to GMOs in particular. It is a problem now, and it isn't always that horrible of one. We can support farmers better now and prevent some of it now.


I think the idea was to get the kids who probably had ADHD to lock in and do their work more

Wow that sounds terrible. My mother used to have me sit in silence at the dining room table to try to get me to do my homework. My god, so much noise. Libraries are similar. People adjusting on a chair, pages turning, pens dropping, car doors outside, eating.... There are just so many freaking little noises. I'd rather have a wall of noise so I can't pick out the distractions and work on whatever I was working on. (Not that it always worked, but I had a chance).


Contrast isn't always necessary. Am not a doctor, but I have MS and get them regularly.

I've only had a couple with contrast. My understanding is that contrast highlights abnormal stuff and some tissue sorts more than without contrast. Specifically, they use it in MS to get a better look at an active lesion in the brain. You can still see the lesion without the contrast, though, so most of the MRIs are taken without contrast and then another with contrast if necessary. They have known about various side effects of contrast for some years (allergies, etc).


I’m also not a doctor but am an MR tech and the above explanation is good.

With MS, active lesions enhance and old, inactive ones don’t.

There are a lot uses for contrast in brain imaging and it is very helpful.

Gadolinium deposition obviously isn’t great.


> If people dont know what to do with themselves its kinda their own issue.

That "kinda" is important. I didn't have the freedom to just do what I wanted to when I was a young teen. 14-year old me couldn't just take a walk. I'm in my late 40s now - my mother was particularly strict for the time period.

People have children. Some folks really are stuck at home, taking care of someone, with a life peppered with boredom. You know, like parents. Screens have a way of decorating those bits of time and lessening the monotony of it all.

Not to mention the effects of being poor - I'm not even talking outright poverty here. Just a point that you simply have to budget somewhat carefully and don't have a lot of extra money. One of the great things about the internet is the entertainment built right in. You pay for the communication access society and businesses expect from you, you get entertainment as well.

Societal expectations might also keep you in. If you need an app to make sure that your child isn't left out, it might mean that you don't have the same options to simply quit something without harming innocent folks along the way.

Other folks have touched on the addiction bit, so no need to repeat here.


This isn't special to robotics, though. Folks making software are generally not the folks that lost their jobs because of software either.


And has meant that some professions are basically dead and fewer people are in lots of jobs. The folks that lose jobs aren't generally qualified for the jobs that opened and aren't always even located in the same country.

And that happens with a lot of advances. Creates but also takes away.


I have a car over 20 years old. I don't spend much money on maintenance. I don't have a car payment, taxes are very low, and insurance is decently cheap. Had it for a few years, have replaced brakes and some minor things. Didn't spend much on the vehicle, either.

Having a car payment would automatically be more expensive than my current vehicle. More taxes, more money each month, and so on. For electric cars, I won't get the incentives here in Norway for much longer, as they are being (mostly) phased out in the next few years.

To be fair, though: I walk a lot. I have a 5-10 minute walk to work (depending on snow). Driving takes longer. The car is used a few times a month. Realistically, my car is a luxury item and I'm lucky to live in a place that makes it so.


This hasn't been an issue in years.

I have a bank app. It's simple and works. Before that, they had a website. It's easy to check a balance in the morning and use that to guide you.

Before the internet was widespread, banks had a number you could call to get your balance. Heck, I think my current bank still has this, despite me being in a different country now.

Once you are in a situation where these aren't as helpful, you are probably in a bad life situation (speaking both from experience and observation of folks I know).


People are injured by celebratory fire all the time. That said, getting hit by a stray bullet of any sort is very very rare, which is the reason the stories stick in your head. Children get killed and injured (or injure others) by playing with unsecured guns as well.

The fact is that if there are guns around, there is a little bit of danger especially if they are loaded. Stricter gun laws tend to produce less gun violence and accidents.


Go ahead. Invent some new tech that absolutely no one know about or how to do and that isn't based on any known tech. I'm waiting. What's taking so long?

Discovering stuff is hard and harder if you don't think you need it. People kept fire going before they knew how to start fires. If you don't know about the concept of flint or lighting dry stuff with sparks, it is really hard to invent fire starting. Writing isn't as useful if you can just learn what you need to know while growing up. A more complicated world later - as are discoveries slowly started to build up - probably created the need.

But again, those discoveries are hard and they took time. A really long time, apparently.


I think there is a tendency to project the modern era's speed of technological progress back in time, which isn't reasonable. We went from the Wright Brothers to Apollo 11 in 66 years. The first transistor to the iPhone in ~60 years. That rate of development is...new.


My thinking is that they didn’t have any time to invent new things. They did chores and then died.


Hunter gatherers had a ton of free time. It's almost impossible to describe how thick on the ground resources were pre-industrialization.


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