That is just super creepy, especially if you extrapolate. Imagine warehouses full of vats growing hunter/killer ground assault drones. I try to resist the feeling that Terminator will prove to be somewhat prophetic.
When my friends are discussing the Boston Dynamics robots, I have to point out to them that whatever they are looking at there are warehouses of them already.
Ready to patrol the forests and “print” battlefield ordnance.
... in other words what you just said is likely already a reality.
By the time they talk about doing something, they have already done it. When they talk about going into production production began long ago.