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 PROFILEMETA

WhatsApp

(Meta)2.0B+ MAU, 180+ countriesSocial Media
5.43
B-index (V3.1)
BLACK HOLE
Capture1.629
Escape0.300
Key Structural Insight

Highest escape cost of any social platform. Cannot leave unless everyone you know leaves simultaneously.

Eleven-Parameter Profile

5DATAMEMACTPROCNETCLOSEPORTSUBFALLORGMOM
Data Depth7/10
Memory7/10
Action5/10
Process9/10
Network9/10
Closeness9/10
Portability2/10
Substitutability3/10
Human Fallback3/10
Org Depth6/10
Momentum5/10
Capture Escape Extended

V3.1 Decomposition

ComponentValueFormula
CES₄ capture core0.6927CES(d, m, a, p)
Knowledge synergy σₖ0.7000√(d · m)
Operability synergy σₒ0.6708√(a · p)
Synergy boost1.20561 + 0.3·(σₖ + σₒ)/2
Org-depth multiplier1.30001 + 0.5·o
Momentum multiplier1.15001 + 0.3·t
Total Capture1.6293c·(1+0.5n)·core·syn·org·mom
CES₃ escape core0.2644CES(x, s, h)
Feedback attenuation0.7576max(0.3, 1 − 0.35·core)
Total Escape0.3003ε + escCore · feedback
B = Capture / Escape5.431.629 / 0.300

Scoring Rationale

Default messaging in 180+ countries. 100B+ daily messages. Leaving = losing every family group, work chat, community. Chat history non-portable. Business API embeds into commerce.

Parameter Sensitivity

MARGINAL B-INDEX CHANGE PER ±1 SCORE SHIFT
CLOSE9
+1.21
PORT2
-1.11
SUB3
-0.88
FALL3
-0.88
ACT5
+0.65
DATA7
+0.54
MEM7
+0.54
PROC9
+0.47
ORG6
+0.42
NET9
+0.37
MOM5
+0.28
+ raises B (deepens lock-in) lowers B (aids escape)

Comparable PlatformsSocial Media (9 peers)

#PlatformTickerB-indexZone
01WeChat700.HK17.03BLACK HOLEProfile →
02YouTubeGOOG5.73BLACK HOLEProfile →
03FacebookMETA4.19BLACK HOLEProfile →
04LinkedInMSFT3.70BLACK HOLEProfile →
05InstagramMETA3.07BLACK HOLEProfile →
06TikTokPrivate2.24EVENT HORIZONProfile →
07RedditRDDT2.15EVENT HORIZONProfile →
08Telegram-2.03EVENT HORIZONProfile →
09X (Twitter)Private1.29TRANSITIONProfile →