This is #NotAnAd - Duolingo is my favorite app of the year. Duolingo is an app for learning a new language at your own pace and in your own time. I recently achieved a 100 day streak on Duolingo, part of the way to my New Year’s resolution to do 365 days of French this year. I’m un peu fier (a little bit proud) of myself, but I’m also a little bit in awe of quite how polished, delightful and rewarding an experience Duolingo-the-team has produced. If you haven’t tried it, even if you d...