A group of techies is using data skills to alter Seattle's housing affordability

Re:A group of techies is using data skills to alter Seattle'... by timr on Tuesday May 01, 2018 @04:26PM (#16971176)

You're comparing SF in 2008 to Brooklyn in 2017. Click the source link, and you'll see that current estimate for the Mission (30,408/mi^2) is much closer to that of Brooklyn. The difference is only ~20%.