SanDiegoFreelance - 6:17 pm on Apr 8, 2011 (gmt 0)
It is also provides some really good data to determine the quality of the SERPs. I suspect the are or will at some point use it with other clues in a way to improve the selectivity of algos that remove pages deemed by the algo as not high content value.
In this case
If a visitor lands on a content page with all content contained on a single page, scans for 10 seconds, finds the information they were looking for and clicks back to 'search deeper' on the subject, the bounce rate for the page is 100%, even though it contained the correct answer.
the majority of visitors do not click on a different link for the same search.