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99d.substack.com

Read at 99d.substack.com (opens in a new tab)

99d.substack.com (opens in a new tab) · English

Subjects
1314 links
Blogs linking here
172since May 2021
Posts we hold
9 Oct 2026Friday, 9 October 2026
Last post
Oct 2026last cited 2 Oct 2026
On record since
Last 7 days
0
Last 30 days
1
Last 90 days
4
New in 30 days
0
In the directory
No. 3,055
Links in 90 days
5

Blogs citing it

Ranked by how many of their posts link here.

Sign in to see all 13 citing blogs. An account is free; the figures and the first page are open to everyone.

Agents can read the whole record through the MCP server.

Posts counts the posts that link here; links counts every link. A blog counts once as a citing blog either way. Atom feed of new citing blogs

Blogs linking here per week13 Oct 2025 to 5 Oct 2026
Blogs linking here per week, 13 Oct 2025 to 5 Oct 2026: 52 weeks, peak 1 a week, latest week 0

0 last week · peak 1

Show as table
Blogs linking here per week, week by week
Week of Value
13 Oct 20250
20 Oct 20250
27 Oct 20250
3 Nov 20250
10 Nov 20250
17 Nov 20250
24 Nov 20250
1 Dec 20250
8 Dec 20250
15 Dec 20250
22 Dec 20250
29 Dec 20250
5 Jan 20260
12 Jan 20260
19 Jan 20260
26 Jan 20260
2 Feb 20260
9 Feb 20260
16 Feb 20260
23 Feb 20260
2 Mar 20260
9 Mar 20260
16 Mar 20260
23 Mar 20260
30 Mar 20260
6 Apr 20260
13 Apr 20260
20 Apr 20260
27 Apr 20260
4 May 20260
11 May 20260
18 May 20260
25 May 20260
1 Jun 20260
8 Jun 20260
15 Jun 20260
22 Jun 20260
29 Jun 20260
6 Jul 20260
13 Jul 20260
20 Jul 20260
27 Jul 20260
3 Aug 20260
10 Aug 20260
17 Aug 20260
24 Aug 20260
31 Aug 20260
7 Sept 20260
14 Sept 20260
21 Sept 20260
28 Sept 20261 (still settling)
5 Oct 20260 (still settling)

Words they link it with

The words citing blogs put inside the link, ranked by how many different blogs used them.

The most used link texts for 99d.substack.com
Words Blogs Links
99d on substack, there will only be four jobs11
ai slop cannons11
at the 99d substack11
be a star or a janitor11
do something important, quickly11

The top 5. The owner of 99d.substack.com sees every phrase after claiming the blog.

Most cited pages

Pages on 99d.substack.com, ranked by how many different blogs link to them.

Most cited pages on 99d.substack.com, page 1
#PageBlogs
1There will only be four jobs/p/there-will-only-be-four-jobs (opens in a new tab)3 blogs
2No revenue is enough revenue/p/no-revenue-is-enough-revenue (opens in a new tab)2 blogs
3I Only Care About Terminal Value/p/all-you-need-is-terminal-value?utm_campaign=snailmail&_bhlid=aa0307b0dcae1ad5da9079f2e7b39e9c4f28d18c&triedRedirect=true (opens in a new tab)1 blog
4Be a star or a janitor./p/be-a-star-or-a-janitor (opens in a new tab)1 blog
5Don't call it a moat/p/dont-call-it-a-moat (opens in a new tab)1 blog
6Post agent companies/p/eyes-on-the-end-game (opens in a new tab)1 blog
7I read the essay/p/i-read-the-essay (opens in a new tab)1 blog
8Legibility is a brand to capital and brand is promises kept/p/legibility-is-a-brand-to-capital (opens in a new tab)1 blog
9Do something important, quickly./p/momentum-is-not-speed?r=2c7b&utm_campaign=post&utm_medium=web&showWelcomeOnShare=false (opens in a new tab)1 blog
10Slop vs taste/p/slop-em-up (opens in a new tab)1 blog

Sites 99d.substack.com cites

13 sites linked from its posts; the ones linked from the most posts come first.

Sites that 99d.substack.com links to
Site Posts linking
x.com7
luma.com3
Mozilla Datayoutube.com3
New York Times Technytimes.com2
Bloomberg Techbloomberg.com1
bostonglobe.com1
finance.yahoo.com1
hunterwalk.com1
Morgan Stanley Engineeringmorganstanley.com1
OpenAIopenai.com1

Recent posts

All 172 posts, by year
The most recent posts on 99d.substack.com
Post Original
Data beyond brokerage9 Oct 2026Read at 99d.substack.com (opens in a new tab)
Do you know a guy?2 Oct 2026Read at 99d.substack.com (opens in a new tab)
Safetymogging and marginmaxxing the accelecels18 Sept 2026Read at 99d.substack.com (opens in a new tab)
Be dumb. Waste Money. Win.11 Sept 2026Read at 99d.substack.com (opens in a new tab)
Our 2Q letter to LPs21 Aug 2026Read at 99d.substack.com (opens in a new tab)
What capital wants14 Aug 2026Read at 99d.substack.com (opens in a new tab)
No revenue is enough revenue7 Aug 2026Read at 99d.substack.com (opens in a new tab)
Exercise windows should be longer.31 Jul 2026Read at 99d.substack.com (opens in a new tab)
I'm rooting for open source24 Jul 2026Read at 99d.substack.com (opens in a new tab)
Back in the saddle17 Jul 2026Read at 99d.substack.com (opens in a new tab)

Publishing habit

Counted from the 171 posts we hold with a date, in UTC.

Posts in the last 12 months
44
Usual gap between posts
7 days
Most posts on
Friday (51%)
Comebacks after 6 months or more of silence
1 (latest Jan 2023)
First published
30 May 2021
Feed
99d.substack.com/feed (opens in a new tab)
Posts per week13 Oct 2025 to 5 Oct 2026
Posts per week, 13 Oct 2025 to 5 Oct 2026: 52 weeks, peak 4 a week, latest week 1

1 last week · peak 4

Show as table
Posts per week, week by week
Week of Value
13 Oct 20251
20 Oct 20251
27 Oct 20250
3 Nov 20252
10 Nov 20250
17 Nov 20250
24 Nov 20250
1 Dec 20251
8 Dec 20251
15 Dec 20251
22 Dec 20250
29 Dec 20250
5 Jan 20260
12 Jan 20260
19 Jan 20261
26 Jan 20263
2 Feb 20261
9 Feb 20261
16 Feb 20260
23 Feb 20264
2 Mar 20261
9 Mar 20261
16 Mar 20261
23 Mar 20260
30 Mar 20261
6 Apr 20261
13 Apr 20262
20 Apr 20261
27 Apr 20261
4 May 20261
11 May 20261
18 May 20261
25 May 20261
1 Jun 20261
8 Jun 20261
15 Jun 20261
22 Jun 20261
29 Jun 20260
6 Jul 20260
13 Jul 20261
20 Jul 20261
27 Jul 20261
3 Aug 20261
10 Aug 20261
17 Aug 20261
24 Aug 20260
31 Aug 20260
7 Sept 20261
14 Sept 20261
21 Sept 20260
28 Sept 20261 (still settling)
5 Oct 20261 (still settling)
Month
Posts
Nov 2025
2
Dec 2025
3
Jan 2026
4
Feb 2026
6
Mar 2026
3
Apr 2026
5
May 2026
5
Jun 2026
4
Jul 2026
3
Aug 2026
3
Sept 2026
2
Oct 2026
2
Weekday
Posts, all time
Monday
39
Tuesday
13
Wednesday
13
Thursday
9
Friday
88
Saturday
4
Sunday
5

Similar blogs

Blogs that link to the same sites as 99d.substack.com, weighted toward rarely cited sites, blended with blogs whose recent posts are about the same things. Blogs on both lists come first. For blogs whose posts read like this one's, see More like this.

Blogs similar to 99d.substack.com
Blog Sites linked in common Why similar
hunterwalk.com—Similar writing
writing.nikunjk.com—Similar writing
a16z.news—Similar writing
hypersoren.xyz—Similar writing
this.os.isfine.org—Similar writing
keithbrown.com—Similar writing
stroupaloop.com—Similar writing
andvijaysays.com—Similar writing
Tomasz Tunguz—Similar writing
mukundmohan.blog—Similar writing

172 posts on record from 99d.substack.com, cited by 13 other distinct blogs to date (corpus.blog, measured 16 October 2026).