I've been to over 20 (live in the NYC area so they are frequent)... You should absolutely go. I did almost nothing in my first 3 hackathons, but I learned tons

I've been to over 20 (live in the NYC area so they are frequent)... You should absolutely go. I did almost nothing in my first 3 hackathons, but I learned tons about development and networking. I've made a lot of friends who I would never have crossed paths with otherwise.