Friday Links: Let the summer begin!

• Literally Unbelievable, a tumblr devoted to people who don’t understand the satirical nature of The Onion.
• Worst PPT Slide Contest Winners.
• There’s still seven days for you to take part in Sevnthsin’s Summer of Exploration weather balloon space exploration project.
• Oprah fans accidentally email Opera, the browser.
• Has mobile techonology altered our perception of rudeness?
• The Pitch: a board game for designers, by designers.
• What the Tweetdeck acquisition mens for marketers.
• 6 killer StarWars beds.