By Kathryn Jezer-Morton Lately, I can’t log onto Facebook without being asked to consider my own motivations for using the site. As a researcher who focuses on online communities, I’m accustomed to this running meta-narrative about what it is I’m actually doing online — but usually, that narrative plays inside my head, not all the way down the feed I’m scrolling through. It’s like my research questions have sprung to life these days: What’s Facebook all about, anyway? Is this even fun? If i...