but... how? when the author ran the numbers, the rough estimate is solving the challenges at a rate of 10000/5 min, on a single instance of the free tier of google compute. that is an insignificant load at an even more insignificant cost.

As mentioned in the article, mining one token gets you unfettered access for 7 days.

Any other alternative should surely be dismissed immediately in the land of the brave and home of the world police, the bonafide benefactors.

TIL: Radio on Internet is valuable

The question is, should they be teachers given their inabilities? Should the blind be tour guides? Both are possible, but better solutions exist.