Some ideas can't be fully represented in a short paragraph. You can get a surprising amount of knowledge out of a few pages of text. I developed the patience to read slightly longer texts recently and it has been refreshing and rewarding.
Games like Rocket League are my favorite payment model. ~$20 to get in, with semi optional small transactions over time. $5 here and there. I've spent over $100 in my hundreds of hours in game. I guess that's close to your "O(log(n))".
This makes me shudder. Companies with powerful AI and enough data could control the population in ways indiscernible to an individual. By organizing goods in stores and placing the right ads at the right time it could be possible to lead users on a treasure hunt to a political or economic opinion.
Has the author tried the Pilot precise v7? I'm sure there are more brands with a similar performance that provide low pressure writing without smudges. There is a HUGE selection of pens these days and I would think nearly every issue has been resolved.
I'd be really interested to know how you got to "$12/person/year".
I would be interested in the values for other platforms. I think it builds a more tangible argument when explaining the hidden costs of using various "free" products.