Sony's "Welcome Back Program" is the way that they will honor their valued customers and users for the almost month long PSN outage. Playstation 3 owners will able to choose from free games, movie rentals, a free month of Playstation Plus and more once the Playstation Network is fully restored. Users will have 30 days to download this free content and will be able to keep it forever. Here is just some of the free content that has been announced.
Choice of two free PS3 games from this list
Choice of two free PSP games from this list
European PSN users will have Super Stardust HD replaced for Ratchet and Clank: Quest for Booty. More details regarding the variations in content by region and subscription based services can be found on the Playstation Blog websites.
North American site
Latin America site
"Now that some PlayStation Network and Qriocity services have been restored and you’re once again enjoying online gaming and entertainment, we’re happy to provide details about the “Welcome Back” appreciation program for customers in North America. We developed the program as an expression of our gratitude for your patience, support and continued loyalty during the service outage. From all of us at PlayStation, thank you and welcome back!" -Sony Playstation