NY Times.com paywall coming soon.

Blah.

The New York Times announced "digital subscriptions" on Thursday, revealing the long-awaited details of its paywall plan. Starting March 28, non-subscribers will be able to read only 20 online articles for free each month.

Home delivery subscribers can continue to access online and app content for free. Non-subscribers can choose from three packages: $15 per month for Web access and smartphone content; $20 for Web plus access to the Times iPad app; and $35 for Web, tablet and smartphone access.

There's still some room for free, though: Readers who reach online Times articles through links from search engines, blogs and social media will be able to access those individual articles, even if they have reached the 20-article monthly limit.

But for some search engines, users will have a daily limit of free links. The New York Times' press release on its plan did not specify which search engines will be affected, but a Times article on the plan said there will be a five-link limit through Google (GOOG, Fortune 500).

The homepage at NYTimes.com and all section fronts will remain free to browse at all times. The "Top News" section will remain free on the Times' smartphone and tablet applications.