My younger son likes to imitate voices, and at one point when he was about seven I had to explain which accents it was currently safe to imitate publicly and which not. It took about ten minutes, and I still hadn't covered all the cases.
As someone who also went to university in the late 80s and early 90s, I didn't share his experiences. This reads like one of those silly shaggy-dog stories where everyone says sarcastically afterwards: "yeah that happened".
Come now, he was always about consing chodes into lists... Given his excessive self-seriousness, I doubt he's taken the time to pick up the skill of juggling them in the years since