Tumblr has already had a blackout event. Users loading the home page for the first time that day saw text that was randomly changed to strings of "██████" and i

Tumblr has already had a blackout event. Users loading the home page for the first time that day saw text that was randomly changed to strings of "██████" and images defaced with censor bars. (Subsequent viewings showed only the anti-SOPA banner at the top.)