Johann Eid product manager and developer evangelist at chainlink explains the use case for Chainlink at Berlin Ethereum Meetup 2019/06/18 Interoperability Edition. **Want to hear more about Bitcoin and blockchain technology? Follow me on Twitter [@BitCoinBoy](https://twitter.com/BitCoinBoy)** **Subscribe to my YouTube channel [youtube.com/c/BitCoinBoy](http://www.youtube.com/c/BitCoinBoy)**