BHI 3.0·Q1 2026 Bulletin
Last computed 14:32 UTC, Apr 29 2026·Spearman ρ = 0.83·Validation: preliminary
Today's bulletin →
Movers · since 14:32 UTC, Apr 29 2026
PLATFORM PROFILESPOT

Spotify

2.31
B-index (V3.1)
EVENT HORIZON
Capture1.129
Escape0.488
Key Structural Insight

Most underappreciated lock-in in entertainment. Playlists are musical identity. Recreating = hundreds of hours.

Eleven-Parameter Profile

5DATAMEMACTPROCNETCLOSEPORTSUBFALLORGMOM
Data Depth7/10
Memory7/10
Action5/10
Process6/10
Network7/10
Closeness8/10
Portability4/10
Substitutability5/10
Human Fallback6/10
Org Depth4/10
Momentum6/10
Capture Escape Extended

V3.1 Decomposition

ComponentValueFormula
CES₄ capture core0.6221CES(d, m, a, p)
Knowledge synergy σₖ0.7000√(d · m)
Operability synergy σₒ0.5477√(a · p)
Synergy boost1.18721 + 0.3·(σₖ + σₒ)/2
Org-depth multiplier1.20001 + 0.5·o
Momentum multiplier1.18001 + 0.3·t
Total Capture1.1295c·(1+0.5n)·core·syn·org·mom
CES₃ escape core0.4966CES(x, s, h)
Feedback attenuation0.7823max(0.3, 1 − 0.35·core)
Total Escape0.4885ε + escCore · feedback
B = Capture / Escape2.311.129 / 0.488

Scoring Rationale

751M MAU. Years of curated playlists = hundreds of hours of effort. Discover Weekly trained on years of data. Wrapped turned listening into social identity. But Apple Music viable.

Parameter Sensitivity

MARGINAL B-INDEX CHANGE PER ±1 SCORE SHIFT
CLOSE8
+0.58
ACT5
+0.29
PORT4
-0.28
PROC6
+0.26
SUB5
-0.25
DATA7
+0.24
MEM7
+0.24
FALL6
-0.23
ORG4
+0.19
NET7
+0.17
MOM6
+0.12
+ raises B (deepens lock-in) lowers B (aids escape)

Comparable PlatformsGaming & Entertainment (7 peers)

#PlatformTickerB-indexZone
01Apple App StoreAAPL6.13BLACK HOLEProfile →
02SteamPrivate (Valve)5.32BLACK HOLEProfile →
03RobloxRBLX4.79BLACK HOLEProfile →
04Google PlayGOOG3.94BLACK HOLEProfile →
05PlayStation NetworkSONY3.64BLACK HOLEProfile →
06NetflixNFLX1.00GROWING GRAVITYProfile →
07Disney+DIS0.71GROWING GRAVITYProfile →