“We don’t want a driver to make a profit because then you end up in regulatory issues.” The car-sharing economy in parts of Europe is a little closer to actual sharing thanks to the growth of BlaBlaCar. “What we’re doing is building a massive transport network out of all of these empty seats in cars.” The Bla refers to the part of the program in which you rate yourself on a level of in-car chattiness.

+ People went nuts when they learned that Facebook was altering some feeds in an effort to play with the emotions of users. Tim Carmody examines why they seem a lot less upset that OKCupid messed with their algorithms, photos and text.