Well said.Welcome to the Patreon Effect. Artist start with a small following focused more on their art then trying to make money.
Then.....
The money starts rolling in. The focus starts to shift from their art to releasing anything to get more subs. He always had these long build ups to his stories but then the stories were much much longer. Now it is....Meh...
He has a graveyard base of supporters on Patreon, Subscribestar and some other platforms. If he wanted, he can keep up this speed indefinitely.
He could also disappear for a year. It wouldn't really matter.