The world’s largest language learning platform recently rolled out a major update to its 50M active monthly users. The new “path UI” aims to simplify the learning experience, but it comes with some major usability flaws. — I have been using Duolingo for almost a decade, which is long enough to remember that Duo didn’t always look as cute as today. Over this time, the platform underwent major changes, most of which seemed a little annoying at first, but grew on me quickly. However, I believe the…