Whenever you record a campaign game you'll find it works ok only until an new objective is displayed.
it will replay at double speed max.
the button works and shows the higher speed but the game will no longer speed up the replay.

yes you are correct, but it is still a problem and in my opinion exactly what is going on here: once the logic you put into the inserter no longer makes sense to them, they stop working and you can't give them any new logic to start working again. imagine he placed the inserter the wrong way it woul...

this happens to me all the time and it is a big hassle because you have to remove and replace the inserter manually to get it to work again. As you can see in the picture the inserter arm is at an angle, meaning it was about to do something. This will probably have been interupted by the biter attac...