It was a tough time, indeed. But I feel that had I used an "all unknowing and answering" LLM, my retention and understanding of the class material would have be

It was a tough time, indeed. But I feel that had I used an "all unknowing and answering" LLM, my retention and understanding of the class material would have been significantly lower. But I didn't have any choice as to having anyone to actually chat with back and forth. So it worked for me.