Hacker News on 29 January 2017

• Sergey Brin joins protest against immigration order at SFO
• Federal judge stays deportations of travelers in Trump immigration order
• Lyft donates $1M to the ACLU, condemns Trump’s immigration actions
• Chrome Widevine DRM can no longer be disabled
• Airbnb is providing free housing to refugees and anyone not allowed in the US
• Typing Practice for Programmers
• Hotel ransomed by hackers as guests locked in rooms
• Chronic sleep deprivation suppresses immune system
• New organisms have been formed using the first ever 6-letter genetic code
• The Human Toll of Protecting the Internet from the Worst of Humanity