jb55 on Nostr: are njump links supposed to generate previews ? Never seems to work for me. wiz ...

are njump links supposed to generate previews ? Never seems to work for me. wiz (npub1uvl…q3sd) mentioned they need to be fast to render or else they won’t show up. Is that the issue? I am going to take a stab at building something like njump for damus links. Will use nostrdb and rust.