There is some controversy here. In Russia all domestic chips authorized to be used in military equipment must be packaged in ceramic case. But the reasons for t

There is some controversy here. In Russia all domestic chips authorized to be used in military equipment must be packaged in ceramic case. But the reasons for this lost in time when plastic packages were not good enough. These days it seems it is just a waste of money. In reality plastic packages offer some benefits for military applications over ceramic ones (like better G-shock/vibration resistance).