Book Cube
Books, ideas and engineering culture — every week
A Telegram channel with original notes and reviews on books about technology, architecture, management, economics and personal growth. Long-form posts with practical takeaways, no fluff, no ads.
Book Cube posts
Bilingual versions of channel posts, with sources and a link to the original Telegram publication.
- #Management
Organizational Redesign for a Division of 1,000 Engineers
A solo episode announcement on dividing a large engineering organization into five units and handing authority over to CTOs.
- #PlatformEngineering
3 AImigo S1E13: Infrastructure for Agentic Development
An episode announcement on how CI, review, and access management change under workloads created by agents.
- #Books
Corporate [Trans]formation: Strengthening a Business by Developing People
A review of the Borisovs' book on HR processes, employee learning, and management maturity.
- #AI4SDLC
State of AI4SDLC: How Software Development Changes as Code Becomes Easier to Write
The DotNext keynote recording, summary, and slides on delivery, migrations, and knowledge that should outlive the code.
- #Engineering
[3/3] Octoverse 2026: Agents, Models, and Development Workflows
Part three of a look at GitHub's report, covering delegation to agents, model selection, review, and security.
- #Book
Code of Leadership: How to Lead Engineers by Example When Agents Write the Code
A working plan for a 20-chapter book on a leader's practice, delegation, and change in engineering teams.
- #Engineering
[2/3] Octoverse 2026: Languages, Industries, and Open Source
Part two of a look at GitHub's report, covering languages, industry classification, and open-source growth.
- #Engineering
[1/3] Octoverse 2026: Methodology, Scale, and Geography
Part one of a look at GitHub's report, covering methodology, activity at scale, and community geography.
- #AI4SDLC
Beyond the Model: When a Harness Helps an Agent
A breakdown of a comparison of agent harnesses and NanoHarness experiments on ProgramBench.
- #AI
3 AImigo S1E12 Materials: October 2026 AI Digest
The October digest materials cover agent security, model economics, robotics, and checking results.
- #AI4SDLC
Laurie Voss: What's Left for Engineers When AI Writes the Code?
A talk breakdown on the future of engineering work and the author's view on the limits of agent autonomy.
- #AI4SDLC
On Randomness in Agentic Evals: Noise in Agent Evaluations
A breakdown of repeated SWE-bench Verified runs and notes on telling a real improvement from noise.
- #AI4SDLC
Research Insights #43 Materials: Agent Skills and Open Knowledge Format
Episode materials on testing agent skills, shared knowledge bases, and data provenance.
- #AI
3 AImigo Live: October News Digest
An invitation to the live stream of the 3 AImigo October news digest.
- #AI4SDLC
AI Dev Live 2026: Did AI Speed Up Your Development?
A talk announcement on measuring AI's effect on development flow and accounting for the full cost of a result.
- #AI4SDLC
Code of Leadership #86 Materials: AI Agents and Developer Productivity
Episode materials from a conversation with Vladimir Dolgov about metrics, planning, and trust in AI adoption analytics.
- #SystemDesign
System Design Interview: Architectural Thinking in Big Tech
A book announcement with a seven-step system design interview framework and a map of all 35 chapters.
- #AI4SDLC
3 AImigo S1E12: October 2026 AI Digest
A live stream announcement covering Anthropic's IPO, model costs, agent security, and AI in engineering workflows.
- #Data
Andy Pavlo: What AI Agents Change for Databases
An interview breakdown covering agent workloads, permissions, memory, database tuning, and the convergence of OLTP and OLAP.
- #AI
3 AImigo S1E11 Materials: The AI-Native State
Episode materials on automating government procedures, agent permissions, and the right to appeal decisions.
- #AI4SDLC
Harness at Giga Conf: Talk Materials
The recording, slides, and long read for a talk about which parts of an agent harness to reassess when the model changes.
- #AI4SDLC
Evaluating AGENTS.md: What Context Is Still Missing?
A look at how context files affect agent costs on CTXBench and SWE-bench Lite, and why task preparation may matter.
- #AI4SDLC
Max Kanat-Alexander: do we need quality in code that can be replaced?
Code quality, replaceable implementations, and the knowledge that must survive component regeneration.
- #AI4SDLC
Research Insights #42 materials: agent evaluations—how to tell whether the agent succeeded
Episode materials on outcomes, graders, pass@k and pass^k, regression checks, and agent monitoring.
- #AI4SDLC
How Meta built Forum with AI agents: the article and my margin notes
Building Forum with AI agents, with my notes on the SDLC, specifications, architecture, and prototyping.
- #AI4SDLC
Research Insights #41 materials: anatomy of an agent—seven harness responsibilities
Episode materials on seven harness responsibilities, state, permissions, and testing architectural ideas.
- #Personal
A morning with views like these
It is lovely when the morning starts with views like these.
- #Books
Agentic Engineering — Addy Osmani
The first five chapters of Osmani’s book: specs as a thinking tool, experience in the agent’s environment, and the cost of coordination.
- #Management
Research Insights #40 materials: Anthropic—what remains for people in a company of agents
Episode materials on human attention, learning, and responsibility in a company where agents do more and more.
- #Personal
Medium finally adds dark mode
An email about Medium’s long-awaited dark mode, and a little irony about timing.
- #AI
[2/2] Stanford CME295: GLM-5 and the role of the agent harness
How GLM-5 combines training stages, restores skills, and changes the requirements for an agent harness.
- #Personal
UK Visa Approval and Plans for London
My UK visa, my wife’s, and our youngest son’s have been approved; our middle son needs additional documents. The plan is to be in London in the second half of November.
- #AI4SDLC
Agents Write Code. How Do We Know Development Has Become More Effective? | Code of Leadership
An announcement of Code of Leadership with Vladimir Dolgov on developer productivity, the impact of AI agents, the cost of verification, and DevOptify metrics.
- #AI4SDLC
Agent Skills and Open Knowledge Format (OKF): Skills, Knowledge, and Trust
An announcement of a Research Insights Made Simple livestream with Maxim Smirnov about Agent Skills, Open Knowledge Format, skill evaluation, and trust in knowledge.
- #AI
[1/2] Stanford CME295: How LLMs Are Trained
Part one of a breakdown of Stanford CME295’s third lecture: how pretraining, SFT, preference tuning, RL, and on-policy distillation provide different training signals.
- #AI
3 AImigo S1E10 Materials: Agents with Payment Authority
Materials for the tenth 3 AImigo episode on shopping with AI agents: preferences, permissions, order approval, merchant incentives, and responsibility for mistakes.
- #AI4SDLC
Demystifying evals for AI agents: Evaluation Structure and Margin Notes
The structure of evals in Anthropic’s article, with my notes on TDD, expectations, the DOM, independent trials, and trajectory evaluation.
- #Leadership
Code of Leadership #85 Materials: FDE with Pavel Golubev
Pavel Golubev on delivering AI for customers: feasibility checks, business commitments, access permissions, and FDE teamwork.
- #AI4SDLC
Agent evals: how to tell whether an agent succeeded / Research Insights Made Simple #42
Research Insights Made Simple No. 42: checking agent outcomes, choosing graders, and distinguishing a better system from a higher score.
- #Humor
The How to be British Collection Two
Martyn Ford and Peter Legon’s second collection: British humor about food, railways, compliments, and self-deprecation.
- #Personal
Research Insights #41 live: the anatomy of an agent
Research Insights Made Simple No. 41 is starting, covering the seven responsibilities of a harness and the Harness Engineering preprint.
- #AI4SDLC
Jediah Katz on the harness: what remains after a new model
Jediah Katz’s talk on the co-evolution of models and harnesses: tracking temporary shims, testing their removal, and preserving authorization boundaries.
- #AI4SDLC
Research Insights #39 materials: Scion and development with agents
Materials for Research Insights Made Simple No. 39, October 15, 2026: Scion, server-side source control, the engineers’ role, and the limits of validation.
- #AI4SDLC
Harness Engineering: the anatomy of coding agents
A source-code study of 11 coding agents: seven harness subsystems, engineering trade-offs, and questions about the authors’ conclusions.
- #Personal
Live: how AI is changing work at Anthropic
An invitation to a live discussion of an Anthropic article on how using AI changes work inside the company.
- #DevEx
Anthropic: What Remains for Humans in a Company of Agents? Research Insights Made Simple #40
An announcement of a discussion of Anthropic’s research: outcomes, human attention, learning, and incentives.
- #AI4SDLC
Research Insights №38: What a Harness Contributes — Materials
Episode materials on experimentally evaluating agent planning, tools, and context management.
- #AI
How Work Is Changing Inside Anthropic
Research on hiring, productivity, meta-work, and employee incentives, with the author’s PDF annotations.
- #AI4SDLC
Gautam Korlam: CI for a Stream of Agent Changes
CI capacity, repeated checks, independent review, and retaining the evidence behind merge decisions.
- #SelfDevelopment
Understand Before Deciding: How I Learn New Topics with AI
A pmclub upskill week talk announcement about using AI to work with sources and decision criteria.
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- 04Keep a ready-to-use list of recommendations: 'what should I read on X'
How the channel works
Deep reviews
Reviews of books, research, and talks: key ideas, context, practical conclusions, and a personal perspective.
Topic tags
Posts are tagged: #Engineering, #Management, #AI, #Economics, #Software, #Leadership and more — easy to find everything on a topic.
Announcements & threads
New talks, tellmeabout.tech articles and Code of Leadership episodes are announced here too. One feed for everything.
Channel sections
Real tags from recent months — frequency reflects the channel's focus: tech, AI and management at the center, but not only.
Post genres
What you'll actually see in the feed.
Engineering book review
From 'Designing Data-Intensive Applications' to fresh AI engineering whitepapers — with a take on what's useful and for whom.
Talk announcement
When a new conference talk comes out — recording, slides, references and a short recap land here.
Practice note
Short observations and ideas: how we build architecture, how culture changes, what works in large orgs.
Whitepapers & research
Reviews of DORA, DevEx, AI4SDLC and other studies — with focus on what's actually applicable.
Who it's for
- Engineers who want depth, not summaries of summaries
- Team leads and managers looking for books in their growth zone
- CTOs and founders holding both the tech and the business context
- Anyone who prefers long, thoughtful posts over a news feed
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