The war in Ukraine, now into its 14th grueling month, has displaced millions, sparked global food shortages, and threatened to spiral into wider conflict. It has also highlighted how new technologies—especially ones drawn from the commercial sector—are upending conventional military doctrine.  

Ukraine has resisted and repelled Russia’s much larger military force, thanks in large part to a willingness, borne of necessity, to adopt and experiment with novel technologies, not all of them originally designed for military use.

I recently…