[es7]

As opposed to a statistic like lines of code written. As opposed to ‘experience’ in the prescriptive sense like ‘The developer experience here uses Docker and Webpack and therefore is modern and therefore is good’. As opposed to ‘experience’ like years-of-experience in a certain role/technology.

I’m not the author, but I found that to be a highly important distinction for them to call out. It is about the way that each individual developer feels during each individual day, in a way that is hard to capture with statistics and summaries and lists of technologies and descriptions of processes.