I've noticed this in my own classes. I switched to using a tablet with a pen years ago for this reason. Paper and pen are nice too, but I do like the ability to

I've noticed this in my own classes. I switched to using a tablet with a pen years ago for this reason. Paper and pen are nice too, but I do like the ability to look up things if questions arise. It's also great for classes that are based on discussion of current research articles, as it eliminates the need for printing and carrying a big stack of papers to class.