When Independent Activities Period (IAP) rolls around in January, it’s a welcome break from the daily grind of the semester — and not just for students. There’s only one problem, and it’s been that way since IAP began 50 years ago: deciding what to do. A stand-up comedy crash course or MIT Heavy Metal 101? Learning Estonian or making a pinball machine? In addition to academic subjects, the term is jam-packed with hundreds of workshops, events, lectures, recitals, competitions, classes, and other activities. “One of the wonderful things about IAP…