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Cake day: August 23rd, 2025

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  • “Sigmoids always add to an exponential curve!” is another standard futurist trope from the 1960s and 1970s. Sci fi authors used to share this diagram with a curve fitted to pony express to trains to automobiles to aircraft to chemical rockets. “Nuclear rocket” and “interstellar spacecraft” were helpfully sketched in as the obvious next steps. Needless to say, we did not develop drives which can reach 10^-3 C around the year 2000 and will not reach 10^-2 C (just 430 years to Alpha Centauri) by 2050.




  • I can’t find much about prediction markets on SlatStarCodex except a 2016 review of Superforecasters which takes the view that :

    Maybe all this stuff about probability calibration, inside vs. outside view, willingness to change your mind, and fighting cognitive biases is starting to sound familiar? Yeah, this is pretty much the same stuff as in the Less Wrong Sequences and a lot of CFAR work. They’re both drawing from the same tradition of cognitive science and rationality studies.

    So maybe it was Hanson > Yud > Rationalist / EA culture, but Hanson likes to take credit for ideas much older than him. And we know the Rats rely on pop science and podcasts much more than research literature.