I think that the FOSS Fediverse platforms are significantly resistant to enshittification.
That same article explores what enables enshittification and what precludes it:
The Netheads wanted to build diverse networks with lots of offers, lots of competition, and easy, low-cost switching between competitors (thanks to interoperability).
Fediverse platforms:
are highly interoperable - e.g. you can use Lemmy or Kbin and still see the same posts
mostly FOSS, so anyone can fork them whenever they want if they don't like some particular change
most instances currently aren't operated for profit - certainly if your instance started displaying ads you could switch to another instance (or set one up) and still access all the same content as you did previously
I think that the FOSS Fediverse platforms are significantly resistant to enshittification.
That same article explores what enables enshittification and what precludes it:
Fediverse platforms: