As I read it is about the interface we use to "code", about the more abstract concepts (eg: text files vs spreadsheets vs image based/direct manipulation enviro

As I read it is about the interface we use to "code", about the more abstract concepts (eg: text files vs spreadsheets vs image based/direct manipulation environments). "These reviews are for the makers of tools, those that are pushing our computational interfaces forward. The goal of the Whole Code Catalog is to provide inspiration for the tools you will one day create." In such context, the classifications make sense to me.