IOTA is the best DAG out right now. Zero transaction fees unlike ByteBall.

And they recently partnered with Ubuntu: https://insights.ubuntu.com/2017/02/20/iota-iot-revolutionized-with-a-ledger/

And Innogy: https://innovationhub.innogy.com/news-event/3lj6DX6LS0C4SyKmgEOiQq/meet-our-future-customers--machines-with-wallets


What other coin has done this?