Unfortunately not all props are symmetrical so this isn't technically feasible.

No direct action on this. We're always going to be putting new decorative objects in so rest assured this will definitely bulk out. :)

Unfortunately this is not technically feasible due to how the game's pathfinding is coded. It would drastically increase the cost of pathfinding.

We're always working on new decorative objects. So I'd certainly expect that list to bulk out over time.

We've also fixed being able to place floor deco in front of doors.

Thank you for the input but we are currently happy with how the room works currently. We decided to keep this as an unmanned room so your doctors can focus on rooms related to their speciality.

We'e added a setting for this in the upcoming update

We like this suggestion. Can't make any guarantees but we'll definitely be considering it. 

This is a bug and we'll look into it.

We'll take this into consideration.