Scott shares various interesting links and news items from January 2025, covering topics from AI development and politics to historical curiosities and economic trends. Longer summary

This links post covers a wide array of topics from January 2025, with Scott providing commentary and analysis on each. The links include discussions about running for Congress, AI development and safety, dating advice, psychiatric diagnoses, and various economic and technological developments. Scott often adds his own insights and sometimes skepticism to the claims being discussed. The post also includes several historical curiosities and social observations, maintaining a mix of serious analysis and lighter interesting facts. Shorter summary

The post examines the performance of prediction markets in elections, current political forecasts, and various other prediction markets, while also discussing the challenges and potential of forecasting. Longer summary

This post discusses several topics related to prediction markets and forecasting. It starts by examining a claim that prediction markets have an 'election problem', showing that real-money markets performed poorly in recent elections. The author then analyzes current polls and prediction markets for the 2024 US presidential election, noting discrepancies between different platforms. The post also explores a forecasting experiment on AI futures, and reviews several other prediction markets on current events. Finally, it includes short links to other forecasting-related news and reflections. Shorter summary

Scott Alexander summarizes and responds to reader comments on his Elon Musk book review, covering various aspects of Musk's life, work, and personality. Longer summary

This post is a compilation of highlights from comments on Scott Alexander's review of Elon Musk's biography. It covers various aspects of Musk's career and personality, including debates about his intelligence and mental health, discussions about his companies (Tesla, Twitter, SpaceX, Boring Company), his Mars colonization plans, and comparisons to other historical figures. The post also includes critiques of Scott's original review and updates to his views based on the comments. Shorter summary

Scott Alexander reviews Will MacAskill's 'What We Owe The Future', a book arguing for longtermism and considering our moral obligations to future generations. Longer summary

Scott Alexander reviews Will MacAskill's book 'What We Owe The Future', which argues for longtermism - the idea that we should prioritize helping future generations. The review covers the book's key arguments about moral obligations to future people, ways to affect the long-term future, and population ethics dilemmas. Scott expresses some skepticism about aspects of longtermism and population ethics, but acknowledges the book's thought-provoking ideas and practical suggestions for having positive long-term impact. Shorter summary

Scott Alexander discusses reader comments on his cyclic theory of subcultures, addressing critiques and expanding on the model's applications and limitations. Longer summary

Scott Alexander discusses various comments on his post about a cyclic theory of subcultures. He addresses critiques and expansions of his model, including the role of loyalists, the importance of unassailable central figures, and how movements transition between phases. Scott also reflects on the current state of rationalism and effective altruism, provides his timeline for the rationalist movement, and explores the concept of status in subcultures. Shorter summary

Scott Alexander argues that underpopulation concerns are overstated and likely irrelevant due to expected technological changes by 2100. Longer summary

Scott Alexander argues against worries about underpopulation, stating that while there may be some demographic shifts and challenges, they are not as dire as some claim. He presents data showing global population will continue to grow until 2100, and even countries with declining populations will still have substantial numbers. He discusses potential issues like age pyramid concerns and innovation slowdowns, but argues these are either manageable or likely to be overshadowed by technological changes. Scott concludes that long-term population projections are largely irrelevant due to the likelihood of transformative technological changes before 2100. Shorter summary

A diverse collection of news items and interesting links covering science, technology, politics, and culture, with brief commentary on each. Longer summary

This post is a collection of interesting links and news items from various fields. It covers topics such as animal behavior, space exploration, technology, politics, environmental issues, and scientific research. The post includes brief summaries or commentary on each item, often with a touch of humor or personal reflection. Some notable items include the story of the Soviet space shuttle Buran, a new California law on pet shops, developments in AI and cryptocurrency, and concerns about insect population decline. The post also touches on social issues like racial approval ratings for Trump and the controversial Gillette commercial. Shorter summary