Yes and that is what he claimed.
Discussion
financially it could work out well for him but it doesnt seem likely, interestingly it does seem much more likely than when he started his other companies
i like it that many on twitter speak their mind now, nostr tho is that extra step and while twitter is more free now so was the net 10, 20 years ago, it will revert to censorship, centralization is over and nostr is inevitable