It’s hard to say that one needs unused variables.

“The bugs are real. The math is not. All estimates are made up. Your frustration, however, is valid.”

I’m pretty sure it’s way less than 2%, but I definitely notice running into the same bugs many times.

I think the point was that people care about ppd, not ppi. 218 ppi would be too low if the screen is 1 inch from your eye or too high if it’s 100 inches from your eye.

Retina probably means 60 ppd.

Isn’t it somewhat common to say something like “slow this down by a factor of 2”?

Looks like it's probably https://thinkingmachines.ai/blog/defeating-nondeterminism-in...