[url=http://i.imgur.com/e9yXnO4.png][b]I brought back my old tech tree from a Civ Mod, added the Checks on stuff I have seen mentioned since then.[/b][/url]

(I messed up a few icons, but anyway, the whole thing is merely an idea of what could be added in the tech RPs)

We are basically into the copper/bronze age, but someone needs to work on those animals.