I doubt it's much of a loss maker plus it's how he advertises his services.
Discussion
Some of them and I guess it shows that he can deliver at scale. I assumed he got most leads via Alex, but maybe I'm wrong.
He makes a big post about how you should host your own instance for the health of the fedi and how he offers hosting services if you need help doing it every time his site gets an influx of users, and we all know he doesn't give a shit about the health of the fedi given how much he defederates over hurt feelings and criticism.