We created gyms because modern day work no longer required physical activity. Without exercise, our muscles atrophy.

I predict we’ll need gyms for our brains too, once AI starts doing our knowledge work.

Andrew Yeung
Investor who throws parties for tech CEOs

So many flawed assumptions packed into two sentences — mistaking “modern” for “intellectual,” assuming people’s brains weren’t already atrophied before AI — but what really stands out is that the AI bros are about to reinvent the concept of the “book.”