2-branches about what?
3- each civilization is different.
4-same as AoE series I don't see the problem.
5- no this a classic RTS not a city builder with simulation or happiness.
6-we have blacksmith and units gain experience.
7-you mean prop possible , needs animation etc. @Enrique can answer this, or @LordGood
8 there is not 8 XD
9 technologies not all are implement yet.
10. I like this and will be good but with good mechanic gameplay. @elexis can ask with more details.
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Keep in mind , is a RTS not a simulator like total war so, all ideas are welcome , mostly like AoE.