Interesting article about what Mitchell Hashimoto means by “As Code.”
https://mitchellh.com/writing/as-code
My intent with "X as Code"3 was always to get knowledge out of people’s heads and into a more inscribed system. Once inscribed, knowledge and process can be shared, versioned, iterated upon, etc.
The goal of Platform Thinking is similar.
The Tao of HashiCorp is also a good read.