TGIF! We hope you're going to have a safe and fun weekend, wherever you may be. We have three stories to close out your week with a short News Update podcast:

• Cloud storage company Dropbox files for a $500 million IPO
• Apple and other companies testing self-driving car platforms may get to test their technology on California roads without having a "safety driver" behind the wheel
• Director Steven Soderbergh's new psycho-thriller "Unsane" premiered at the Berlin film festival this week. The movie was shot on an iPhone and opens in theaters on March 23