# Zhengxun Wu - When Zero Knowledge Becomes Useful and Optimization of Circuits

- Channel: [NapulETH Meetup](https://streameth.org/napuleth-meetup)
- Date: 2025-10-07
- Duration: 29:32
- Watch: https://streameth.org/watch/yt-yo4vt-0xTw8
- YouTube: https://www.youtube.com/watch?v=yo4vt-0xTw8