Hacker News on 1 June 2019

• Justice Department Is Preparing Antitrust Investigation of Google
• Google's PageRank patent has expired
• Boeing Built Deadly Assumptions into 737 Max, Blind to a Late Design Change
• Ask HN: I need ideas to impress fifth graders with technology
• Tokyo proves that housing shortages are a political choice
• Net worth of Americans aged 18 to 35 has dropped 34 percent since 1996: study
• The XY Problem (2014)
• Tips for Writing a Technical Book
• Tiananmen 30 years on – China's great act of 'forgettance'
• Facebook reportedly argues there's no 'expectation of privacy' on social media