Hard to tell if it will be a mix of Google IG, Google Alert and Google Adwords Search for your own vertical search plus a taginng function. Here is the most interesting part of this article :
Users of Google Custom Search Engine will be able to select the websites they want to be included in their searches, and add to this list in future by “tagging” websites they visit. Any searches will then return results just from that slice of the Google search index.
On your browser tomorrow !
Update 24/10 01:30 : A big shit not worth much than half of Northern Light have made in 2000 ! Marissa you should shut-up sometimes !
Technorati Tags: Google+Custom+Search+Engine