Ontology hype

Is it the same mistake done few years ago comparing current onotology hype to DMOZ projects and other directory mantra.
Sorting relevant internet content into structured logic is a bit avanturistic, IMHO.
I liked this part:

One reason Google was adopted so quickly when it came along is that Google understood there is no shelf, and that there is no file system. Google can decide what goes with what after hearing from the user, rather than trying to predict in advance what it is you need to know.

Shirky posted long article about something very simple and clear to me.
The main principle for the state of the web is people's need for , what I call, ''private web for all '' .
My private web, my private context and information and resources that I need in a given time. That's it.