RTS Game Design: Teching Up Is How You Lose

You're teching up. The upgrade is seconds from finishing, every number says you're ahead, and then a tiny army you never built strolls into your base and ends you while your shiny upgrade is still spinning. That is not a unit mistake. It is a commitment mistake. This chapter makes the case that a tech tree is not a menu of power-ups. It is a commitment device, and its real job is to take options away from you. Teching up is not free power. It is a timed bet, and it is one of the most common ways good players lose. We cover the menu illusion and what the tree's shape really encodes, the three hidden costs of committing (the vulnerability window while the upgrade spins, the tell that broadcasts your plan, and the switching cost that locks you in), irreversible versus semi-reversible commitment, why the strongest tech is often the one you don't rush, bluffing and reading the other player's commitment, and why a tree with one obviously-best path is a design failure. Built from public docs, papers, talks, and code, then vetted by senior software engineers for correctness, tradeoffs, and production risks. TIMESTAMPS: added after the video build from the final `section-timing/ch06.txt`. Full series playlist (7 chapters):    • RTS Game Design for Any Software Engineer ...   1. RTS Game Design: Why the Richer Base Dies First:    • RTS Game Design: Why the Richer Base Dies ...   2. RTS Game Design: Why More Workers Stop Helping:    • RTS Game Design: Why More Workers Stop Hel...   3. The Unstoppable Unit Is Bad Game Design:    • RTS Game Design: Why No Unit Should Win Ev...   4. RTS Game Design: One Point of Armor Flips a Matchup:    • RTS Game Design: One Point of Armor Flips ...   5. The Fog of War Is the Whole Game:    • The Fog of War Is the Whole Game   6. RTS Game Design: Teching Up Is How You Lose (this video):    • RTS Game Design: Teching Up Is How You Lose   7. RTS Maps Are Rigged. By Design.:    • RTS Maps Are Rigged. By Design.