Coffee Beans Are Going Extinct, Facebook Covets Your Old Pics and the Motorola Razr Is Back (60-Second Video)

• Bad news for java junkies: A new study suggests that about 60 percent of the world's wild coffee species -- whose genes will eventually be needed to maintain the viability of more commonly used beans -- are at a high risk of extinction.
• Think twice before participating in Facebook's "10 Year Challenge." The viral photo meme, in which users post their then-and-now profile pictures, may be a stealth tool to help the social-media giant hone its facial-recognition software.
• Ready to head back to the mid-2000s? Motorola is reviving their iconic Razr flip phone as a $1,500 bendable smartphone, according to a report from the Wall Street Journal. But they're not the only brand to bank on nostalgia; in the past few years, Nokia has also released new versions of its formerly popular devices.

Watch the previous 3 Things to Know video: Netflix Raises Prices, YouTube Bans Dangerous Pranks and Snap Inc.'s CFO Quits