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 PROFILERDDT

Reddit

$25B850M-1.2B MAUSocial Media
2.15
B-index (V3.1)
EVENT HORIZON
Capture0.884
Escape0.411
Key Structural Insight

Lock-in is contributor-side. Readers can leave. Moderators with years of karma cannot.

Eleven-Parameter Profile

5DATAMEMACTPROCNETCLOSEPORTSUBFALLORGMOM
Data Depth7/10
Memory7/10
Action4/10
Process5/10
Network8/10
Closeness7/10
Portability3/10
Substitutability3/10
Human Fallback6/10
Org Depth3/10
Momentum6/10
Capture Escape Extended

V3.1 Decomposition

ComponentValueFormula
CES₄ capture core0.5673CES(d, m, a, p)
Knowledge synergy σₖ0.7000√(d · m)
Operability synergy σₒ0.4472√(a · p)
Synergy boost1.17211 + 0.3·(σₖ + σₒ)/2
Org-depth multiplier1.15001 + 0.5·o
Momentum multiplier1.18001 + 0.3·t
Total Capture0.8843c·(1+0.5n)·core·syn·org·mom
CES₃ escape core0.3886CES(x, s, h)
Feedback attenuation0.8014max(0.3, 1 − 0.35·core)
Total Escape0.4114ε + escCore · feedback
B = Capture / Escape2.150.884 / 0.411

Scoring Rationale

Karma, post history, community standing non-portable. Subreddits are unique ecosystems. Top Google result for product research. Moderator lock-in extreme.

Parameter Sensitivity

MARGINAL B-INDEX CHANGE PER ±1 SCORE SHIFT
CLOSE7
+0.61
PORT3
-0.33
SUB3
-0.33
ACT4
+0.30
PROC5
+0.27
DATA7
+0.23
MEM7
+0.23
FALL6
-0.23
ORG3
+0.19
NET8
+0.15
MOM6
+0.11
+ raises B (deepens lock-in) lowers B (aids escape)

Comparable PlatformsSocial Media (9 peers)

#PlatformTickerB-indexZone
01WeChat700.HK17.03BLACK HOLEProfile →
02YouTubeGOOG5.73BLACK HOLEProfile →
03WhatsAppMETA5.43BLACK HOLEProfile →
04FacebookMETA4.19BLACK HOLEProfile →
05LinkedInMSFT3.70BLACK HOLEProfile →
06InstagramMETA3.07BLACK HOLEProfile →
07TikTokPrivate2.24EVENT HORIZONProfile →
08Telegram-2.03EVENT HORIZONProfile →
09X (Twitter)Private1.29TRANSITIONProfile →