http://nreionline.com/office/do-tech-unicorns-pose-threat-san-francisco-s-office-market?NL=NREI-21&Issue=NREI-21_20160115_NREI-21_620&sfvc4enews=42&cl=article_3&utm_rid=CPG09000005656088&utm_campaign=4768&utm_medium=email&elq2=03c91696697b4391b1c34983d017de5c Just *literally* had this debate w some1. Is there a bubble in SF, and how bad could it end? I agree with the comments. #Office @SF...