Our definition of digital literacies is something created by a community and continually negotiated. More often than not, this definition is taken for granted, rarely given air. Belshaw does not identify the eight different elements as an answer, but as a point of discussion. The definition is start of this discussion.
Below I’ve aggregated a list of some of the longer articles and material I’ve written about these topics. The completist can find and search my site for even more specific material with these tags: zettelkasten, commonplace books, and note taking. I’ve also contributed a fair amount to the Wikipedia pages for zettelkasten and commonplace books.