Key variety = catalog depth
Lo nggak sadar karena lo generate track satu-satu. Tapi listener yang denger catalog lo? Mereka notice.
C minor punya vibe tertentu. A major punya vibe lain. Kalau semua track lo di key yang sama, catalog lo kedengeran flat — bahkan kalau genre-nya beda.
Listener playlist shuffle: bored setelah 3 track
Karena semua track punya tonal center yang sama. Variety hilang di level harmonic.
Lo nggak specify key di prompt AI
AI default ke key paling "aman" — biasanya C major / C minor / G major.
Lo generate track berdasarkan "feeling"
Tanpa checklist key diversity. Hasilnya: lo loop di comfort zone harmonic.
Lo nggak track key per output
Catalog 20 track, lo nggak pernah audit key distribution. Baru sadar pas catalog kedengeran monotone.
Track 1-2: C major / A minor (safe start)
Track 3-4: G major / E minor (bright shift)
Track 5-6: D major / B minor (energy up)
Track 7-8: F major / D minor (mellow drop)
Track 9-10: Eb major / C minor (dark close)
Rule: jangan 2 track berturut-turut di key yang sama. Variety harmonic = catalog depth.
C major
Pure, simple, direct
G major
Bright, optimistic
D major
Triumphant, energetic
A minor
Melancholic, reflective
F major
Pastoral, calm
E minor
Deep, introspective
Mix ini buat emotional arc catalog yang dynamic.
// Before:
"Chill lofi beat with piano"
// After:
"Chill lofi beat with piano,
in G major,
warm Rhodes texture, 82 BPM"
Tambahin "in [key]" di prompt = AI lock harmonic center. Simple fix, massive impact.
Kalau 70%+ track lo di 2–3 key doang, lo punya variety problem. Fix: next 5 track, specify key yang belum lo sentuh.
Goal: catalog 20 track = minimum 8–10 key berbeda. Itu sweet spot diversity.
Atau share ke AI creator yang catalog-nya kedengeran monotone.