I used to use it but on a technical level it was consistently disappointing. There are a number of creators who have joined then subsequently left Nebula, often on bad terms. I expect that to continue to be the case, so I don’t have a lot of faith in its sustainability personally. Pursuing classes and exclusive content seems misguided in the long-term.

It’s not much better on the Slack side in my experience. They announced a months-long issue recently