Build vs Buy

Marcus Bello

Marcus writes about when teams should build their own tools instead of buying.

The Best Local Open-Source LLM for Coding in 2026

Marcus Bello · Sep 10, 2026 · 7 min read

A single GPU module feeding five interchangeable model tiles through a highlighted output channel toward an empty result frame, representing local open-source LLMs run for coding on one graphics card.

Software Ownership

Chrome Killed uBlock Origin. Here's What Enterprise IT Can Still Control

Marcus Bello · Sep 8, 2026 · 6 min read

A structural comparison showing open plugin modules connecting directly to a window frame on the left, while identical modules on the right are blocked by a solid, opaque layer, representing the restricted browser extension architecture of Manifest V3.

What Is Recurrent Architecture AI? GPT-6 Astra's Looping Explained

Marcus Bello · Sep 7, 2026 · 7 min read

Abstract illustration of a recurrent AI architecture shown as a single looping band of identical segments passing repeatedly through one processing gate instead of a tall stack of distinct layers.

Software Ownership

How to Block Network Trackers With DNS

Marcus Bello · Sep 6, 2026 · 7 min read

A central filtering cube governs a radiating ring of many identical query paths, some intact and some visibly severed, illustrating DNS-level tracker blocking.

Software Ownership

Local AI vs Cloud LLM for Enterprise: Why the Real Shift Is Happening Quietly

Marcus Bello · Sep 6, 2026 · 6 min read

Illustration contrasting a distant tall networked spire with a compact, self-contained hexagonal cluster of interconnected nodes, representing cloud-based versus locally hosted AI infrastructure.

Shadow AI & Governance

AI Agent Corporate Data Security Risks: Astra, Fable 5.1, and Apple's Lawsuit

Marcus Bello · Sep 3, 2026 · 8 min read

A schematic architectural rendering of autonomous peripheral processing clusters systematically extracting blank data tiles from a central corporate network topology.

AI Software Factory vs. SaaS: Why Building Wins in 2026

Marcus Bello · Sep 3, 2026 · 6 min read

An open automated fabrication cell continuously assembling and stacking identical modules, contrasted with a distant sealed, seamless cabinet fed by an external pipe, illustrating autonomous software generation versus opaque subscription systems.

What Hardware Do You Actually Need to Run LLMs Locally?

Marcus Bello · Sep 3, 2026 · 6 min read

A spatial diagram of computing hardware scaling up in size, from a single graphics processing card to a multi-board desktop workstation, and finally to a towering server rack, all linked by physical data traces.

GLM-5.3-Flash vs Qwen3.8-Flash: Which One Should Run Your Internal Tools

Marcus Bello · Sep 3, 2026 · 7 min read

A mechanical diverter routing blank data cards into one of two identical parallel processing chambers, representing the choice between two flash-tier LLMs for internal tools.

Software Ownership

The Mac Studio M5 Ultra Makes the Case for Owning Your AI Compute

Marcus Bello · Sep 2, 2026 · 6 min read

A thick, square desktop computer sits at the center of a vast, precise grid of small blank tiles, with a single accented tile entering its front slot to represent a local AI inference query.

Software Ownership

The $13B Reason You Should Run Local AI Models

Marcus Bello · Sep 2, 2026 · 5 min read

A massive, sealed server casing contrasts with a compact, completely exposed modular logic board representing local AI inference.

Software Ownership

Local AI Models vs API Cost: The Real Break-Even Math

Marcus Bello · Aug 31, 2026 · 7 min read

A mechanical routing junction directing solid blank blocks either directly into a local finned processing enclosure or onto a long, elevated transit rail for external processing.

How to Self-Host an Internal Status Page for Your Tools

Marcus Bello · Aug 31, 2026 · 7 min read

An exploded structural view of a hardware chassis with a top routing manifold feeding into a grid of blank indicator pegs, representing a self-hosted status page and reverse proxy layer.

Software Ownership

How to Run GLM-5.3-Flash Locally on CPU (No GPU Required)

Marcus Bello · Aug 31, 2026 · 7 min read

A hardware schematic arrangement showing a massive parameter matrix routing directly through a primary CPU into expansive memory banks, bypassing any secondary coprocessors.

Shadow AI & Governance

Agentic Flooding: How to Protect Your Internal Systems from AI Swarms

Marcus Bello · Aug 30, 2026 · 7 min read

A cutaway view of a mechanical intake manifold using architectural baffles and rotary valves to filter a massive volume of unmarked spheres into a single, regulated sequence, representing an API rate-limiting gateway.

The Hidden Toll of SaaS Lock-In: What Data Retrieval and Platform Fees Actually Cost

Marcus Bello · Aug 29, 2026 · 6 min read

A mechanical chute extracts unlabeled data tokens from a sealed cube into an open framework, illustrating the process of data egress and retrieval from a closed platform.

The Race to the Bottom: What Plunging LLM API Costs Mean for SaaS

Marcus Bello · Aug 29, 2026 · 6 min read

A minimal architectural rendering showing dropping token chutes funneling into a massive base cubic block, while a razor-thin framework representing a SaaS wrapper sits detached on the surface.

How to Use AI Coding Tools to Resurrect Legacy Internal Systems: A How-To Guide

Marcus Bello · Aug 28, 2026 · 6 min read

An open, organized geometric framework representing an AI coding tool maps and lowers a new structural patch into a dense, complex block representing a legacy codebase.

Software Ownership

Bricked Hardware and Missing Git Tags: Why Software Ownership Matters

Marcus Bello · Aug 27, 2026 · 5 min read

A single cylindrical commit node on a vertical spine, with a hexagonal locator tag detached and hovering just outside its lateral mounting slot.

Software Ownership

We Need to Talk About Who Owns the AI Training Data

Marcus Bello · Aug 26, 2026 · 6 min read

An exploded view of a one-way mechanical data manifold pulling scattered memory cards through an intake screen into a dense central core, illustrating an automated web-scraping pipeline.

Software Ownership

The Rise of the Self-Hosted Agent Factory: How to Self-Host AI Coding Agents

Marcus Bello · Aug 26, 2026 · 6 min read

An architectural diagram of a localized computing stack, featuring a top tier of dense processing nodes feeding into distinct, heavily partitioned execution bays below.

Software Ownership

Tuning Your Local AI: Why Self-Hosted Models Feel Dumber Than They Are

Marcus Bello · Aug 25, 2026 · 4 min read

A central hardware module featuring sliding tracks and rotary dials, representing the precise configuration and fine-tuning of local LLM inference parameters.

What is an AI Harness? The Infrastructure Behind Autonomous Agents Explained

Marcus Bello · Aug 24, 2026 · 5 min read

A smooth, opaque spherical module suspended within an intricately detailed, open mechanical chassis representing an AI execution harness.