A growing number of Ukrainian entrepreneurs, engineers and tech workers are joining the war effort against Russia, making and delivering a key tool: drones. They’re low-cost, high-impact and can do everything from transporting supplies to dropping bombs across enemy lines.

On today’s Big Take podcast, Bloomberg Technology editor Jake Rudnitsky talks with host Sarah Holder about the burgeoning cottage industry that’s transforming the battlefield in the Russia-Ukraine war – and what the shift to drone warfare could mean for conflicts around the world.

Read more: Ukraine Is Fighting Russia With Toy Drones and Duct-Taped Bombs

Further listening: 

• Zelenskiy Talks Trump, Biden and US Election
• Ukraine’s Frontline Fight Is Changing How the US Prepares for War