From an email sent to registered users:
In an effort to make McKinsey Quarterly content more easily accessible, in November of 2010 we will begin phasing out Premium Membership.
At that time, you will no longer need to pay to access mckinseyquarterly.com content. Instead, all content—including articles, videos, podcasts, and multimedia—will be available upon registration. In future months, we will be enriching the site even more, adding new types of content and making content more accessible.