# Marek Olzewski - Self-Custodial Wallets #tech #web3 #celo #ethdenver

- Channel: [Ethereum Denver](https://streameth.org/ethereum-denver)
- Watch: https://streameth.org/watch/yt-MSLaEaENFio
- YouTube: https://www.youtube.com/watch?v=MSLaEaENFio