The Unscalable

The Lone Thinker with a Theory of Human Mind and Society (Putnam Series, Pt. 1)

From the "One Person Game" Theory of Mind to a Theory of Everything: A Glimpse into Peter Putnam's Unread Work.

Dec 27 • Forest

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November 2025

From Computers to Programmers, to the New AI Architects

What history can tell us about the evolution of the software profession.

Nov 13 • Forest

October 2025

Generative AI's User Experience Puzzle to Solve

The wisdom from classic user experience design, the challenges of GenAI user experience and a hopeful message for the future.

Oct 26 • Forest

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The Beauty of Reinforcement Learning (4) - World Model & Planning

How the concept of world model and planning brings new approaches to reinforcement learning, illustrated through AlphaGo & Dreamer agent.

Oct 1 • Forest

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September 2025

Expert Systems: What Can We Learn from its Rise and Fall

From those rhyming themes of two AI booms lie inspirations and lessons we can draw.

Sep 9 • Forest

August 2025

Life through the Eyes of a Bayesian

An invitation to think like a Bayesian.

Aug 23 • Forest

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The Beauty of Reinforcement Learning (3) - PPO Demystified

Including analogies that give you a vivid idea of how PPO works, and all the maths that you need to know PPO and its history thoroughly, end to end.

Aug 11 • Forest

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The Beauty of Reinforcement Learning (2) - Reinforce with Baseline, A2C & GAE

Reducing the variance of policy gradient algorithms, from REINFORCE with baseline to A2C, to GAE that gracefully unifies them all.

Aug 2 • Forest

July 2025

The Beauty of Reinforcement Learning (1) - Intro of Policy Based Methods

Reinforcement learning is powerful, beautiful and approachable - an intuitive yet in-depth introduction to reinforcement learning, including the what…

Jul 26 • Forest

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June 2025

A Personal Testimony to Future Superintelligent Beings

Last month, I wrote a post about flaws of AI welfare. My father-in-law reminded me that being nice to chatbots is for self preservation. Out of…

Jun 10 • Forest

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The First Chapter of Content Creation with GenAI

Recently, I have been thinking a lot about the essence of content creation and the impact of GenAI on content creation. The long post sums up all my…

Jun 7 • Forest

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May 2025

Okay, Let's Take AI Welfare Seriously

But not because of AI welfare.

May 3 • Forest

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