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How to Write Product Requirement Docs (PRDs) in the AI Era

a few of the things a vibe coded prototype doesn’t specify:

1. What is the **hypothesis** of the change?
2. How does this **fit within the overall strategy**?
3. Is it going to be **rolled out to everyone or A/B tested**?
4. What **constitutes passing metrics** to graduate the experiment? 
5. What are **non-goals and potential side effects** that are worth accepting?

the-math-academy-way.pdf

How to increase your luck surface area - Codus Operandi

L = D * T, where L is luck, D is doing and T is telling. This demonstrates clearly that the more you do and the more people you tell about it, the larger your Luck Surface Area will become.

Some Signals:

• Founder DNA — you’ve built something from scratch, or you will
• Extraordinarily high agency and product taste, obsess over craft and design details

LFM2.5-230M: our smallest model yet, built to run fast anywhere (CPUs, NPUs, and GPUs) to enable agentic tasks on phones, robots, home and network automation devices. X/liquidai; Jun 26, 2026.

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Set Up LiquidAI LFM2.5-8B-A1B + Hermes Agent locally in 10 minutes via X/noctus91. ^db45f5

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Liquid Demo | Tool-Calling Agents on Consumer Hardware with LFM2-24B-A2B - YouTube

"LocalCoWork"

No Cloud, No Waiting: Tool-Calling Agents on Consumer Hardware with LFM2-24B-A2B | Liquid AI; Mar 2026.

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maximecb/bebelm: CPU-only, pure-Rust implementation of LiquidAI's LFM2.5-8B-A1B · GitHub; Jun 2026.

This model is very capable and has only 1B active parameters, making it possible for the model to run at interactive speeds without a GPU.

This package intentionally has very few dependencies and requires no extra system packages to run, making it easy to build and run. This is a library crate which can be imported into your Rust projects

The Agentic Engineering Guide | AI Agent Infrastructure Book by Siddhant Khare.