# A Presentation and AMA by Oussama El-Hilali of Definer

- Channel: [Chainlink San Francisco](https://streameth.org/chainlink-san-francisco)
- Date: 2020-10-24
- Watch: https://streameth.org/watch/yt-qVaN6IVy7g8
- YouTube: https://www.youtube.com/watch?v=qVaN6IVy7g8