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[@kareem_carr](/creator/twitter/kareem_carr)
"If you've ever seen one of the old masters deliver a math lecture in chalk this wouldn't even be a question. Chalk is a vastly superior technology for writing math. Never dries out. Consistent stroke width. Continuous control. Good tactile feedback. There's no comparison"  
[X Link](https://x.com/kareem_carr/status/1978936684797391056) [@kareem_carr](/creator/x/kareem_carr) 2025-10-16T21:30Z 172K followers, 25.6K engagements


"People who think AI will quickly replace scientists misunderstand the economics of research. Theories are cheap. Experiments are expensive. An even more theories machine isnt nearly as useful as tech people imagine"  
[X Link](https://x.com/kareem_carr/status/1979160266064453802) [@kareem_carr](/creator/x/kareem_carr) 2025-10-17T12:19Z 172K followers, 15.7K engagements


"i don't see how an LLM would be an improvement over a more standard machine learning approach here. am i missing something"  
[X Link](https://x.com/kareem_carr/status/1979543412010319966) [@kareem_carr](/creator/x/kareem_carr) 2025-10-18T13:41Z 172K followers, 20K engagements


"had this interaction with claude yesterday me: what's the cutoff date for your training data claude: jan 2025 me: google us news events post jan 2025 so you're up to date claude: *searching* me: claude: *searching* me: claude: jesus christ it literally said "jesus christ""  
[X Link](https://x.com/kareem_carr/status/1979908971763728850) [@kareem_carr](/creator/x/kareem_carr) 2025-10-19T13:54Z 172K followers, 25K engagements


"Make no mistake. This is an extinction level event for American scientific dominance"  
[X Link](https://x.com/kareem_carr/status/1927418660672414164) [@kareem_carr](/creator/x/kareem_carr) 2025-05-27T17:36Z 172K followers, 2M engagements


"The debate over whether LLMs can generate plausible scientific hypotheses seems stupid to me. Of course they can. The real question is whether they can do it well enough to justify spending thousands of dollars to test if theyre right"  
[X Link](https://x.com/kareem_carr/status/1978929317179494795) [@kareem_carr](/creator/x/kareem_carr) 2025-10-16T21:01Z 172K followers, 7139 engagements


"my favorite way of solving problems like X + x = X is with iteration"  
[X Link](https://x.com/kareem_carr/status/1979202880327315571) [@kareem_carr](/creator/x/kareem_carr) 2025-10-17T15:08Z 172K followers, 14.1K engagements


"A persistent thing I'm seeing is people saying "now we can use AI to do thing" where scientists have been using artificial intelligence to do thing for over XX years and LLMs wouldn't be an improvement over the custom-designed machine learning algorithms already in use"  
[X Link](https://x.com/kareem_carr/status/1979547087537856621) [@kareem_carr](/creator/x/kareem_carr) 2025-10-18T13:56Z 172K followers, 11.1K engagements


"I and many others have been saying this for more than a year now. Its like tech guys dont hear something unless some famous tech guy says it"  
[X Link](https://x.com/kareem_carr/status/1979966574653018572) [@kareem_carr](/creator/x/kareem_carr) 2025-10-19T17:43Z 172K followers, 18.8K engagements