Are Page Views No Longer Valid?

I often hear people still talk about “hits” on their web site. A “hit” is simply the count of every object on your web page. If you have 10 images on your site site, it’ll be counted as 11 hits. One for the HTML page itself and 10 times for each image. it’s really useless. Another measure is page views.

Page Views and unique visitors are a good measure of traffic but new technology is making page views not a reliable measure.
Cnet writes But new technologies like AJAX allow users to get more information from a Web page without reloading, which can throw off traffic data. Now, some industry figures are calling for new metrics.