nostr:npub1324m9j2kxgw2qrtewsxmlshj4p59pyyfpsm4v9zz5jsdhn4ad9ds45c2vq This is why "permissive" software licenses suck: proprietary projects can profit off your work and never contribute anything back. If you're starting new work and have a choice, stick with GPL.
The OpenLDAP license is permissive but that choice was made long ago and without copyright assignments, so can't be changed.