we had a perfectly nice conversation and then they got off the train
me having served as a helpful non-player character in their quest to understand what their friends on Discord were saying about, evidently, the Beatles
(ugh, I see from https://en.wikipedia.org/wiki/Loss_(comic) that I remembered the file extension wrong, hope that does not completely derail their efforts to do further research - and I don't know what it says about me that I got only THAT bit wrong)