I completely changed my POV on Rome II vanilla now : its rubbish
The constant patching make it hard for any mod to stay up to date. The patches themselves are going in a good general direction but are slow in fixing issues and constantly adding new ones.
ONE great thing though : the steam workshop is open
with Rome 2 mod manager
+ the rate at which they patch is slowing to a crawl = more time for modders to mod
Playing Rome II patch 5 with Radious mods + Trait mod + Loose formation mod and LOVING THE GAME !
To dodge Steam force-patching and fucking up my saves and mods, I copied the whole game folder somewhere on my computer so I will be able to play it on offline mode when I want to