Nor, to the best of my knowledge, were any software companies or restaurants or retail. It's an office building that was primarily leased by my former employer, which another commenter correctly noted was TeleCheck.
It strikes me as a bad-faith way to farm for low-effort internet points, but I'm just some idiot on the internet so I'll have to satisfy myself with a down-vote, a mild complaint, and a minute or two of wasted time.
See here, for one example: https://news.ycombinator.com/threads?id=Cullinet
I am quite tired of reading "I asked ChatGPT x and they said:", and it's been around for just 3 months.
Dang is quite equanimous, so I doubt he will take an open stance for or against it, but I dream he'd just come out and say "chill it with the GPT people. This place is for thoughtful discussion".