John Carmack ✓
@ID_AA_Carmack · Texas, USA · joined 07 Aug 2010
AGI at Keen Technologies, former CTO Oculus VR, Founder Id Software and Armadillo Aerospace
4 082 417Followers
296Following
18 214Posts total
8.3MViews on collected posts
Latest posts
Looking for new posts…
Very few will care about the actual reinforcement learning details here, but watching me grope around for understanding in the chat log might be of broader interest: https://t.co/1AwOFuE04G
I have often noticed that our estimated Q values are higher than the observed returns,
115.3K views · 548 likes
· 41 reposts · 54 replies
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I recently went through a translation of Musashi’s Book of Five Rings.
The introduction chronicled the evolution of swordsmanship and martial arts in general from pragmatic battlefield necessities to sports, historical curiosities, and hobbies. It was interesting to hear how in
7.1M views · 4.6K likes
· 464 reposts · 311 replies
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If the target market is real time robotics, the Jetson Thor system, with 128 GB of memory, but only 273 GB/s of bandwidth, seems over-provisioned with expensive memory. You want the model evaluating at tens of fps, so it can't use more than 10 GB of weights at most.
More memory
147K views · 1.2K likes
· 45 reposts · 89 replies
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@ID_AA_Carmack Great animation of this: https://t.co/MzpDjrUldf
1.3K views · 24 likes
· 1 reposts · 0 replies
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@ID_AA_Carmack brilliant but has one fatal flaw:
the Sharknados https://t.co/fyQd57d5RN
2.3K views · 49 likes
· 1 reposts · 1 replies
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@ID_AA_Carmack @elonmusk thoughts on this?
14.6K views · 95 likes
· 9 reposts · 1 replies
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Now that serious industrialization of space in the name of data centers is within the Overton window, it feels like time to bring up Rotovators again.
Even if Starship completely meets all design goals with low overhead orbital reusability, it isn’t the end-all of cost effective
157.1K views · 1.7K likes
· 139 reposts · 140 replies
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@ID_AA_Carmack I was introduced to Scratch at age 7 or 8 and it caused me to fall in love with programming. When I was accepted to MIT to study CS a decade later, one of the first things I did was email Mitch Resnick to thank him for setting my life on that trajectory
4.4K views · 147 likes
· 1 reposts · 1 replies
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@ID_AA_Carmack every scratch success story I've seen is a kid who got bored of scratch and moved to python within a month
10.4K views · 391 likes
· 5 reposts · 4 replies
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@ID_AA_Carmack Khan Academy had a similar environment (though text-based) where you could publish and share programs & games with a community. My life trajectory would probably be pretty different without it
26.4K views · 248 likes
· 2 reposts · 3 replies
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I still see the Scratch “visual programming” environment positioned as an introductory path to programming for kids, but unlike game modding, I have never heard a “success story”, where someone credits their early experience with Scratch as key to a fulfilling career. Anyone?
289.5K views · 3.9K likes
· 109 reposts · 386 replies
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Trista gave me personalized AI generated comic books and bookmarks on my birthday this year, and they made me smile.
I noted a couple places where the rendering glitched or the model lost a little bit of coherence in the story, but these have come a long way from the early https
147.2K views · 780 likes
· 39 reposts · 67 replies
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I finished @MorlockP ‘s Red State Mars last week, and I thought the afterword offered a really interesting insight into the creative process behind the book.
https://t.co/lEvlM84iSq
Travis is a tech guy (and state representative) that writes “Good Old Fashioned Science
111K views · 288 likes
· 38 reposts · 15 replies
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Whenever I look at a building wall with a random-seeming mix of two brick colors, I think about decoding it as a bit stream.
Surely a university building somewhere has put something meaningful in the pattern.
141.6K views · 1K likes
· 35 reposts · 89 replies
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Against accounts of the same size
14 posts from the last 90 days, next to the 1M–10M follower range. shown far beyond its own audience, and the audience reacts.
Median views113 128this account14 648median for 1M–10M
Reach, %2.77%this account0.74%median for 1M–10M
Engagement, %0.93%this account0.70%median for 1M–10M
| Metric | This account | Median for 1M–10M | Ratio |
|---|---|---|---|
| Median views per post | 113 128 | 14 648 | 7.72× |
| Reach (views ÷ followers) | 2.77% | 0.74% | 3.74× |
| Engagement rate | 0.93% | 0.70% | 1.34× |
Others in this range → Compare with another account → How these benchmarks are built →
Growth & engagement
How the posts we collected actually performed: views and reaction rate post by post, what the audience did with them, and where the follower count goes.
Views per post
141.6K24 Aug
111K25 Aug
147.2K29 Aug
289.5K31 Aug
26.4K
10.4K
4.4K
157.1K3 Sep
14.6K
2.3K
1.3K
147K10 Sep
7.1M11 Sep
115.3K18 Sep
Last 14 collected posts, oldest on the left. The scale is logarithmic: one post can outrun the rest a hundred times over.
Engagement rate per post
0.80%24 Aug
0.31%25 Aug
0.61%29 Aug
1.53%31 Aug
0.96%
3.86%
3.37%
1.27%3 Sep
0.72%
2.19%
1.96%
0.91%10 Sep
0.08%11 Sep
0.57%18 Sep
Reactions — likes, reposts, replies and quotes — divided by views. Median for 1M–10M accounts is 0.70%.
What the audience does
Likes72.6%14 979 in total
Reposts4.5%929 in total
Replies5.6%1 161 in total
Quotes1.2%242 in total
Bookmarks16.1%3 325 in total
Share of every reaction we collected for this account. Replies mean argument, reposts mean endorsement, bookmarks mean the post was worth keeping.
The follower curve appears once this account has two daily snapshots — we take one a day, and this one is on its first.
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