it isn't in a space that's full of snake oil salesmen trying to peddle you solutions you don't need. The problem with the whole knowledge management thing is that it's full of people obsessed with appearing intellectual and productive while never actually producing anything worth mentioning despite their gazillion knowledge hacks, which was the point of the original article.
Just like any other 'life optimization' cottage industry, stop over intellectualizing, stop inventing problems that don't exist and do something useful instead is perfectly valid, much needed advice