I still exchange advent apps with my mom every year, it's where you can put any video, picture, message, or gif, and they're always nice to do on everyday before Christmas
It only happened to me once a few years ago, I was loading up my save data and it crashed while I was talking to Isabelle. It hasn't happened since then thankfully.
I feel like I'm gonna fail the final exam for biology because I've been taking some practice tests to prepare and I'm not good at maintaining information at all.