Investor Due Diligence Report
by Curt Jaimungal
Exploring theoretical physics, consciousness, Ai, and God in a rigorous (and playful) manner.
13K
910 paid
~0%
Subscriber count is a platform estimate
Insufficient data
13 of 30 days needed
Pricing
$8/mo
$80/yr annual option
$6K
910 paid subs
$6K/mo – $6K/mo(±0%)
1.5
21.0
0.17%
(comments + likes) / subscribers
Weekly
1.0 posts/week
42/100
Variable (~7.0d avg)
| Newsletter | Subscribers | Weekly Growth | Price | Platform |
|---|---|---|---|---|
| Hidden Brain | 63K | +0.8% | Free | substack |
| Unsettled Science | 53K | N/A | $5/mo | substack |
| Reckoning with Jason Herbert | 43K | N/A | $8/mo | substack |
| Science Matters | 38K | N/A | Free | substack |
| Month | Subscribers | Est. Revenue | Change |
|---|---|---|---|
| Feb 2026 | 12K | $5,342.4 | — |
| Mar 2026 | 13K | $5,787.6 | +8.3% |
Platform Dependency
Hosted on substack subdomain
Publishing Consistency
Variable publishing frequency
Key Person
Single-author publication — key-person dependency
Audience Concentration
Consistent engagement across posts
Subscriber threshold
13K subscribers — above the 2K category median for first paid tier
Has paid tier
Active paid subscription offering
Peer monetization
100% of 33 similar-size peers in Science have paid tiers
Pricing position
$8/mo vs $9.57/mo category average (277 newsletters)
| Date | Monthly | Annual |
|---|---|---|
| Mar 2026 | $8 | $80 |
Disclaimer: This report is generated automatically based on publicly available data and proprietary estimation models. Estimated subscriber counts are derived from engagement patterns and should be verified through direct disclosure. Revenue estimates are based on known pricing and estimated paid subscriber counts. This report is for informational purposes only and should not be the sole basis for investment decisions.
Score based on available components only.
| Component | Score | Weight |
|---|---|---|
| Engagement Rate | 100/100 | 30% |
| Paid Subscriber Ratio | 75/100 | 25% |
| Publishing Consistency | 41/100 | 10% |
| Cremieux Recueil |
| 33K |
| N/A |
| $8/mo |
| substack |
Revenue Model
Active paid subscription tier