I assumed scale issues would be solved by "more money for more servers" these days. Maybe they're trying to avoid that by finding other ways to optimize it, now that they have the actual traffic to look at?
Alas, we can only speculate 😞
I, too, experienced the spectacle for about an hour and then shut it down before getting back to work, like an word not allowed. I even had the thought, "I wonder how quickly it'll launch the second time?" after having just endured the hours-long installation. To be fair, it did get me to the "too many users" screen quite speedily...