Require, maybe not?

But it's a comparatively huge pain in the ass to use a lot of government services where I live without a smartphone.

Quitting caffeine has been a no-op for me, but then again, caffeine was a no-op for me prior to that.

Glad it's working out for the author, though!

Simpler to use the potential energy formula, surely.

E = mgh

m = E/gh

m = 3.6 * 10^6 J / (9.8 m/s^2 * 10m) = 3.6735 * 10^4 kg

Love me some nonsensical medieval illustrations. Compare and contrast to 2023 illustration of Blemmyes (from a game I was working on a couple years ago):

https://www.youtube.com/watch?v=HISYcO-WHmk

One only needs to look at Horizon: Zero Dawn to note that the truth of this is deeply uneven across the games industry. World streaming architectures are incredible technical achievements. So are moddable engines. There are plenty of technical limits being pushed by devs, it's just not done at all levels.