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SOUTH KOREA IS OVER

Kurzgesagt – In a Nutshell3 HN recommenders · recommended in 2 months, 2025–2026
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explainer · general · 2025–2026 on HN

A Kurzgesagt animation on South Korea's record-low fertility rate and rapidly aging population. It explains why a demographic collapse looks hard to reverse and projects the population shrinking sharply by 2060.

Go-to link for the consequences of collapsing birth rates, showing why South Korea's decline looks unfixable.

12 comments from Hacker News

@Etheryte2025-05 · in “The Future Is Too Expensive – A New Theory on Collapsing Birth Rates”

This is not what has happened in South Korea though. They've hit the top of the curve and pretty much every projection agrees that it's drastically downhill from here, the main disagreement is over how quickly. Kurzgesagt has a good video on this [0], they estimate that by 2060 the population of South Korea will have shrunk by 30% and will be heavily skewed towards the elderly. [0] ▶ this video

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@gambiting2025-05 · in “Denmark to raise retirement age to 70”

This is a nice explanation from Kurzgesagt showing precisely why South Korea is completely screwed long term, and why it's impossible to course correct through birth rate alone: ▶ this video

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@virtualritz2025-04 · in “South Korea's 'heartbreaking' wildfires expose superaged society”

Relevant video from Kurzgesagt about South Korean birth rate and the repercussions, 3–4 generations down the line: ▶ this video

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@aussieguy12342026-06 · in “South Korea to spend $1T on more memory chip production and humanoid robots”

South Korea is facing a serious demographic crisis, in the not too distant future it'll be a country of mostly elderly folk. I'd be interested to know if this investment has anything to do with this, since robots may be needed in the absence of young able bodied folk. More info: ▶ this video

@robocat2026-02 · in “America Has a Tungsten Problem”

The issue is what to do about aging demographics? My few paragraphs or your few paragraphs can only encompass trite answers. There is no obviously good solution. We can only hope our glorious leaders find good compromises. I am mostly trying to suggest you look at how different countries manage (positively and negatively) their "demographic time bomb". It is unclear whether immigration is a strongly beneficial solution since it does cause friction. > Australians online > same sentiments Please take care with your arguments because anecdotal evidence generalises poorly (especially for topics that are common in echo chambers - it is difficult to avoid ones own biases). It is clear that immigration is broadly unpopular. The question is whether the rewards are worth the risks? link Immigration is an economic response to aging demographics. It is a very imperfect response. > Japan "South Korea is over" is a response to that: ▶ this video I predict Australia and particularly New Zealand will continue to use immigration to help their economies, despite pitfalls. I don't feel confident to predict anything about the US. The government there (either party) continues to surprise me with its recklessness; however systematically it surprises me with its resilience. Last year I was in New Orleans for a month and as an in person snapshot I saw a lot of negative signals for the future. I try to care about economics as a topic because for retirement investment I kinda have to invest overseas. Ho