> This abstraction was quite appealing for developers and other who think we don't need to understand or pay attention to infrastructure anymore. How does this

> This abstraction was quite appealing for developers and other who think we don't need to understand or pay attention to infrastructure anymore. How does this abstraction facilitates or prevents one from "understanding or paying attention to infrastructure"? O_o Docker doesn't seem to invent anything novel in infrastructure, it's just a glorified packaging tool.