Stop hearting pictures of cats and read.
Today, Congress holds hearings on the first American Internet censorship system. If the bills pass, and they very well may, sites like Tumblr may be shut down for letting people post what they want.
Visit americancensorishop.org for details, and definitely visit this special tumblr page.
Take action - spread this message, even if you’re not an US citizen. Contact your Representative. Don’t hesitate - your voice counts, make it heard!