The big question after CEO Mark Zuckerberg announced Facebook’s “pivot to privacy” was whether the company was really sincere about guarding users’ personal data. (The consensus among critics: probably not as serious as you might hope.)

What does seem sincere, however, is Zuckerberg’s newfound commitment to messaging. He wants Facebook to dominate private online communication to the same degree that it dominates what we call social networking today.

Source: Facebook vs. Apple is tech’s next big rivalry.