Would be a good idea along with subscription levels for some areas. Maybe even like patreon style features too.
Discussion
Make it paid, sure!
Don't do subscriptions: nostr:naddr1qvzqqqr4gupzp22rfmsktmgpk2rtan7zwu00zuzax5maq5dnsu5g3xxvqr2u3pd7qqghxatzwd3hy6tsw35k7mn5v4shyucfw4z8l