Yes, normally content will have some engagements (like, zap, comment) for around 30-60 minutes after the first time it was created. We don't have algo or features that can visibly boost old content as default or opt-in features in most nostr clients. It needs client to develop those kind of features to solve this issue 😅
The trick or the bandaid is try to pick 'crowded' time, usually around early morning in eastern time 😅