A 2011 thriller was supposed to cost $15. One merchant listed it at $987, with a 17th-century publication date. That’s what happens in a marketplace where third-party sellers run wild.
Twitter’s head of engineering, Michael Montano, and its head of design and research, Dantley Davis, will leave the company by the end of the year.
With plenty of its own money and a greater desire to control the private sector, Beijing is pushing its companies to tap investors closer to home.
Genomic surveillance has improved enormously in recent months, but the system has built-in delays, and blind spots remain.