How big is the decision tree for tech? About ~100 nodes total? This is quite small and handling that is not so impressive. That's roughly one move in a mid gam

How big is the decision tree for tech? About ~100 nodes total? This is quite small and handling that is not so impressive. That's roughly one move in a mid game chess position (and you'd need to think two or three moves ahead to be moderately successful at that game).