🤝
Make a deal with Mark McCahill
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
337
Account age
3 yrs
💰 Suggested sponsorship rate
$40 – $65 / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🧰 Free analysis for Mark McCahill
Known for
📊 Post engagement
4
Avg engagement / post
1.2%
Engagement vs followers
Nov 2022
On Mastodon since
🔥 Top post: "We have centuries of accumulated pedagogical wisdom telling us · 9 likes + reposts
📊 Activity & format
Posting cadence
0.3 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 10 text · 2 image · 0 video.
Follower / following
0.6×
Follows 581 back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
The Atlantic on #generative #AI scaling:
"...I asked a few AI researchers whether they could name any other real-world software that scales so poorly. None of them could think of any. Even outside the world of software, it’s hard to find …
Post race tradition at #grandmasmarathon - a visit to Pizza Lucé for beer and pizza
Dismantling ocean observation systems is crazy, but the #Trump regime believes ignoring a problem will make it go away. https://e360.yale.edu/digest/trump-ooi-amoc
Tom the Dancing Bug has something to say about #Trump
https://www.gocomics.com/tomthedancingbug/2026/04/10
"The real threat is a slow, comfortable drift toward not understanding what you're doing. Not a dramatic collapse. Not Skynet. Just a generation of researchers who can produce results but can't produce understanding. Who know what buttons …
"Operation Metro Surge is, in essence, a
federal invasion of the Twin Cities"
#Minnesota and the cities of #Minneapolis and and St. Paul sue Department of Homeland Security over #ICE surge
https://www.startribune.com/ice-raids-minnesota/60…
Before you believe any of the #TrumpRegime #propaganda, watch the videos at KSTP.com here: https://kstp.com/kstp-news/top-news/ice-agent-shoots-kills-woman-in-minneapolis/
Beware of the powerful Rest & Fluids industry - #theonion has the story
https://theonion.com/powerful-rest-and-fluids-industry-influencing-doctors-t-1819570463/
The sound you hear is coming from #HPC data centers as jaws drop and the research community gasps at the news that #NVIDIA acquired SchedMD - the #SLURM developer.
SLURM is very popular for job scheduling on high performance compute clus…
The Guardian reports that a drunk #raccoon passed out in a liquor store bathroom in #Virginia after breaking and entering.
https://www.theguardian.com/us-news/2025/dec/03/drunk-raccoon-virginia-liquor-store
McSweeney's delivers again
https://www.mcsweeneys.net/articles/we-are-not-fascists-and-if-you-call-us-fascists-we-will-arrest-you
Post race tradition at #grandmasmarathon - a visit to Pizza Lucé for beer and pizza
Dismantling ocean observation systems is crazy, but the #Trump regime believes ignoring a problem will make it go away. https://e360.yale.edu/digest/trump-ooi-amoc
Tom the Dancing Bug has something to say about #Trump
https://www.gocomics.com/tomthedancingbug/2026/04/10
"The real threat is a slow, comfortable drift toward not understanding what you're doing. Not a dramatic collapse. Not Skynet. Just a generation of researchers who can produce results but can't produce understanding. Who know what buttons …
"Operation Metro Surge is, in essence, a
federal invasion of the Twin Cities"
#Minnesota and the cities of #Minneapolis and and St. Paul sue Department of Homeland Security over #ICE surge
https://www.startribune.com/ice-raids-minnesota/60…
Before you believe any of the #TrumpRegime #propaganda, watch the videos at KSTP.com here: https://kstp.com/kstp-news/top-news/ice-agent-shoots-kills-woman-in-minneapolis/
Beware of the powerful Rest & Fluids industry - #theonion has the story
https://theonion.com/powerful-rest-and-fluids-industry-influencing-doctors-t-1819570463/
The sound you hear is coming from #HPC data centers as jaws drop and the research community gasps at the news that #NVIDIA acquired SchedMD - the #SLURM developer.
SLURM is very popular for job scheduling on high performance compute clus…
The Guardian reports that a drunk #raccoon passed out in a liquor store bathroom in #Virginia after breaking and entering.
https://www.theguardian.com/us-news/2025/dec/03/drunk-raccoon-virginia-liquor-store
McSweeney's delivers again
https://www.mcsweeneys.net/articles/we-are-not-fascists-and-if-you-call-us-fascists-we-will-arrest-you
🐘 Community & instance
Home server
mstdn.social
A large general-interest Mastodon server. On the fediverse the server a creator picks hints at their community — this one spans all topics.
✅ Link-verified
Verified link
Proved ownership of a website linked on their profile — Mastodon's green-check verification, a real identity signal rather than a paid badge.
On Mastodon since
Nov 2022
Joined in the Twitter-exodus wave of late 2022 — part of the migration that made Mastodon a real destination.
💡 Facts
🗓️Joined Mastodon in 2022 — 3 years ago.
👁️Averages 4 views per post.
📤Posts about 0.3× per week.
🕵️ Fake follower check
Estimated75/100
Good
Credibility score
92%
Real
Real audience
Low
Fake-follower risk
High
Data confidence
- Est. 92% real, active audience · Low fake-follower risk.
- Engagement (~1.2% of followers engage each post) is around typical for Mastodon.
- Verified account.
- Established account (3+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
the work is mysterious, and important
cats, music, software, networks - Durham, NC, USA
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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17%
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14%
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14%
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14%
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13%
Vida Latina :mastodonworld:
10%
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