Are tanks aging like the cavalry in WW1?

The rapid pace of technological advances in drone warfare, guided by artificial intelligence in Ukraine and elsewhere in the world, has fundamentally changed the face of conflict. There is a question about how radical that change is: an evolution or a revolution in warfare? And it's causing all sorts of headaches for governments worldwide, particularly in Europe, as they make choices about what to invest in over the immediate future.

By Gavin LEE