Assorted links by Tyler Cowen May 6, 2014 at 12:12 pm 1. Cancer-killing nanorobots? 2. Face privatizer (elegant). 3. Can they make your DNA untraceable? 4. How good would the 1977 Voyager spacecraft be if we built it today? 5. Jupiter moon’s layers bring chance of life. 6. On the social usefulness of fractional reserve banking.