Claude Code, Aider, Goose, Codex CLI — terminal agents have access to everything you do. The editor sees files. The terminal sees the system. That's the fundamental difference.
Pair programming with AI isn't like with a human. It's better at implementation and worse at decision-making. Understanding that difference changes how you use AI.
PRs wait two days for review. Reviewers catch typos instead of architectural issues. AI can change this — if you know what to delegate and what not to.
Traditional onboarding takes 2-4 weeks and depends on a wiki that doesn't exist and a mentor who has no time. AI changes the entire process — here's how.