Briefs: Nielsen//NetRatings Changes Core Measurement Metric From Page Views to Total Time Spent on Site In; Mobile Payments (mPayments) to generate almost $22bn of transactions by 2011 and be adopted by 204m mobile phone users
+ Changes: Minutes Spent on Site Best Gauge of Traffic, Not Page Views Says Nielsen//Net Metrics (via Dow Jones)
From the article:
Nielsen will still provide page-view figures but won’t formally rank them. Ross said Monday that page view remains a valid gauge of a site’s ad inventory, but time spent is better for capturing the level of engagement users have with a site.