If the proposed blackout were to occur, a greater awareness and understanding could be achieved. This would likely garner more support against SOPA, as websites like Facebook, Google and Twitter are used by millions of people worldwide, most of these people being casual internet users who have no idea what SOPA really is, meaning some would attempt to educate themselves on the subject and try to do something about it. The potential increase in support could lead to more people demanding big companies to 'drop' their support by threatning to boycott said comapnies products/services. As mentioned in an article bookmarked by Tranny Franny (http://www.slashgear.com/sony-and-nintendo-drop-sopa-support-amid-anonymous-threats-03205579), Sony and Nintendo appear to have dropped their suppor after being threatned by Anonymous. Although what Anonymous threatned to do was wrong, it certainly go the point across to both companies meaning a boycott from customers worldwide could change other companies minds on whether or not to support SOPA

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During the week straddling January and February 2008, four undersea cables carrying Internet traffic were disabled -- three were at least partially cut and a fourth was taken offline due to problems with a power system.