How will lemmy instances survive if they get too big?

https://lemmy.world/post/1113268

How will lemmy instances survive if they get too big? - Lemmy.world

I know there’s donations and the owners can use their own money, but there’s a limit. I doubt a platform with hundreds of thousands of daily users can survive with only donations.

A large instance only needs a fraction of users to donate to be viable mastodon.social has like 100k users and they run on donations