Yes but once you're on here, you've passed step 1
Step 2 is to follow and get followers
Step 3 is to interact, while you build your account
Discussion
Not necessarily. Anyone can generate a key pair at any time, but those same people might not understand how all the pieces fit together, and get frustrated when it's not clicking for them. Then they throw their hands up, say fuck it, and leave.
Yepz like this is bitcoin kingdom and they're here just to escape Mastodon, not to be bothered by bitcoin so they don't get or even see what they want to see, they do a french exit. The end. Maybe they will come back, idk but nostr is not even a thing on Mastodon but they're looking for alternative, they don't want to be censored, investigated, raided, so nostr fits the bill - on that aspect only