Just look at the 4 most recent videos. Maybe start with "Harder Drive: Hard drives we didn't want or need" where he tries to make hard drives out of things that shouldn't be hard drives. This includes: by pinging the entire internet, tetris, and Covid-19 tests. But in truth the absurdity is a deep dive into the nature of how data can be stored and encoded. I think it should encourage people to pursue knowledge for the sake of knowledge and how there are frequently deep insights into seemingly dumb questions, as long as you dig deep enough.
We do these things not because they are hard, but because they are harder drives!