A warm wooden abacus on the left, a glowing but power-hungry supercomputer on the right, with an implied scale in the middle, symbolizing choosing the right tool.

If an abacus works, don't boot up the supercomputer: When to actually make AI think?

📖 Token Saving Series (4 parts): Part 1: Why your AI gets dumber the longer you chat · Part 2 (This post) · Part 3: Clearing a clean desk for your AI · Part 4: I built a budget dashboard for my AI In the previous post, we talked about how longer AI chats get more expensive and dumber, along with three ways to save right now. This post takes it a step further to discuss a more fundamental divide: ...

June 29, 2026 · 6 min · 1173 words · 陳柏威 Po-Wei Chen
A friendly robot tidies messy papers into labeled drawers, leaving only one key piece of paper on a clean desk.

Organizing a clean desk for the AI

📖 The Token Saving Series (4 parts): Part 1: Why your AI gets dumber the more you chat · Part 2: If an abacus works, don’t boot up a supercomputer · Part 3 (This post) · Part 4: I built a budget dashboard for my AI The first two posts were still at the “everyone can use this” level. Starting with this one, I’ll show you the setup on my computer that I’ve endlessly tinkered with. ...

June 29, 2026 · 6 min · 1186 words · 陳柏威 Po-Wei Chen
A taxi meter carrying a sinking chat bubble crushed by token coins, with a friendly robot struggling to drag it

Why Does Your AI Get Slower and Dumber the Longer You Chat?

📖 Token Saving Series (4 parts in total): Part 1 (this post) · Part 2: If an Abacus Works, Don’t Boot Up a Supercomputer · Part 3: Organizing a Clean Desk for AI · Part 4: I Installed a Budget Dashboard for AI You’ve definitely had this experience: you chat with ChatGPT or Claude for an afternoon, and the longer it goes, the more sluggish it gets. It replies slower, suddenly “forgets” what you said earlier, or even starts talking in circles. ...

June 29, 2026 · 6 min · 1096 words · 陳柏威 Po-Wei Chen