Research
Thirteen independent trees, strict single-file chains, and four research slots that never change. This chapter covers how the trees are shaped, what researching actually costs, and the two things research unlocks: units and doctrines.
08.01
Research Trees
Thirteen trees, single-file chains, and the sub-research caveat.
08.02
Researching Something
Flat costs, wall-clock timers, day gates, and four fixed slots.
08.03
What Research Unlocks
Units need tech plus building; all eight doctrines, one tree.
08.04
What Else Research Gates
Two bomber techs — the only wired sub-research.