Wikipedia BlackOut Effect ! by My Say | Jan 18, 2012 | Internet and SEO Cartoons | 0 commentsShareTrackbacks/Pingbackswikipedia blackout - Wikipedia Blackout: What Alternatives to Use?... Wikipedia blackout begins on Wednesday and will continue for twenty four hours. Maybe…Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *CommentName * Email * Website Notify me of follow-up comments by email. Notify me of new posts by email.