I bet there was indeed a guy at a company who spoke about himself in the 3rd person, took off the lighting bulbs from his office (Masters of Doom talks about something similar, after all), used female names for his variables, and was fired. I would also bet that the "thanks for the tip" part is also true. I'm on the fence about the tea.
Everything else is probably poetic license to help the story flow better.
Here's a random article i found from forbes that goes into it a bit: https://www.forbes.com/sites/christinatroitino/2017/02/01/ko...
And yes, I have had a co-worker who drank weird smelly herbal teas and was obsessed with vitamins among other things. And a different one who had a mug that was covered with thick black crust inside and who insisted that it must never be washed.