There are two things TWD needed to do, IMO.
1. Get the survivors out of the prison and on the road.
2. End the Governer thread.
This episode took care of both and I'm glad for it. A series about a zombie apocolypse needs to be mobile. It needs to have exploration and adventure. Way back in season one, there was a…

"The episode ends with the Governor pointing his gun at Michonne. I think he’s totally going to shoot her!"