What about building Substack on top of #Nostr? And like, use zaps for subscriptions? Imagine encrypting posts on relays and then only subscribers can decrypt them with their signatures.

I think it's possible cryptographically. Has there been any effort?

#asknostr

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#Nostr? with Substack like, Imagine building posts Has signatures. on effort?

#asknostr their possible only for top of on relays been can it's there about

I encrypting What cryptographically. And then and subscriptions? zaps subscribers use decrypt think any them

Each subscriber can only "decrypt it with their own key" if a separate version of the note is saved to the relay, each copy encrypted to each subscriber's key.

The way to do it would likely be to encrypt it once to a separate key for each article and once payment has been made, send the decryption key to the subscriber in their receipt.

"if a separate version of the note is saved to the relay", not necessarily!

https://en.wikipedia.org/wiki/Broadcast_encryption

Yeah, that's effectively the second solution I mentioned, but with some extra steps.

Maybe using DVM for it? but with a new kind response, the response should not be in Nostr so the user can't broadcast it.

Maybe a URLs that hosted by the DVM pointing to the content encrypted by the user public key.

The flow will be:

- The user subscribe for the content

- The DVM encrtypt each content in the database for the user (or maybe decide to encrypt it when the user ask for it)

- The user ask for the content as a DVM request

- The DVM response point to each content in the tags as an external content

- The user's client fetch this contents and decrypt them (they can be json) and view it for the user.

Just thoughts

Sort of an "encryption on the fly" sort of setup?

I bet that could work...

Paywalls suck

Ads and tips are ok

Don't think so.

As the co-founder of a somewhat substack competitor I'm not sure i can convince myself of the business case to go after Substack on the current size of the nostr network.

Also i believe substack allows BTC payments (partnership with OpenNode). And if that doesn't work there are substack competitors (beehiiv, ghost, ...) that do allow micro-payments somehow.

It's all possible with the current NIPs. You just need to build it! :-)

I think nostr wine have some work around for paid contents. It's possible.