Search for the how 2s on you-tube and the AARs here and on Discord they will help answer your questions.
That said the game seems to be better liked by posters than GC3, though it does have its distractors.
Ignore any that are complaining about it not being on Steam as their criticism is given in light of disappointment of it not being there and may not even be reviews by people that own the game.
Hope you get the info you need.