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AI for Executives

How executives use AI, how to do it well, and what it means for your job. Written for people who set the direction, not people who build models.

243 articles · Updated Nov 13, 2026
A 3D render of a solid metal database cylinder unfolding like a pocket multi-tool to reveal several different utility attachments hidden inside.
Build vs Buy Software ·

5 SaaS Tools You Can Replace With Open-Source Postgres and Local AI

Vector search, full-text search, pub/sub, transcription, and LLM inference now run on Postgres extensions and local models. Here's the benchmark and cost data.

replace SaaS with postgrespgvector vs pineconepostgres full-text search vs elasticsearch
A simple chat interface being systematically unpacked into discrete data components and reassembled into a multi-panel application window.
Build vs Buy Software ·

Converting a Custom GPT into a Remy App

Converting a Custom GPT into a Remy app through inventory, a migration packet, and a spec-driven rebuild that preserves behavioral parity.

convert custom gpt to appmigrate custom gptopenai gpt migration
A pair of hands unscrews the plastic casing of a video game cartridge, pulling out a long, continuous paper ribbon of printed source code from the circuitry inside.
Build vs Buy Software ·

What Game Decompilation Teaches Us About Owning Software vs. SaaS

RE4, Mario 64, and Ocarina of Time decompilers rebuilt source code by hand. Here's what that reveals about the real benefits of owning software vs SaaS.

owning software vs SaaSbenefits of software ownershipSaaS waste statistics
Tiny figurines plug network cables into the ports of a giant server rack.
Build vs Buy Software ·

Easy Self-Hosting Alternatives to Big Tech SaaS in 2026

Coolify, Umbrel, and other turn-key platforms make self-hosting practical. What's driving the shift, what you can replace today, and the real costs.

self-hosting alternativesself-hosted SaaS replacementsCoolify