This is at least interesting; articles from the last 90 days are for-pay, but once that window closes, it will be available for free. How long until there's a

This is at least interesting; articles from the last 90 days are for-pay, but once that window closes, it will be available for free. How long until there's a reverse auction or minimum clearing level for articles? It seems the future of publishing news should be: pay for immediate access, as soon as the value (utility) drops to zero, make it free. "Free after 90 days or the first 10,000 subscribers see it"