Tank With Stabilized Gun Excels At Balancing Beer

"Tank with stabilized gun excels at balancing beer":

The Leopard 2 battle tank was developed for the West German army in the 70s and has a fully stabilized main gun. What does that mean? It means that even if you're flying along at 30 mph on bumpy ground, your gun remains steadily pointed on-target...

It also means you can balance a full mug of beer on the gun without spilling a drop, making the Leopard the world's best and most expensive waiter...