It’s mostly just a way of communicating the bizarre nature of infinite series and other problems related to infinity. Just fun thought experiments.

Honestly pretty aesthetic way to write the ‘t’. Bet it feels great too.

I think the best way to understand the Planck length is to understand how we came to Planck’s constant in the first place. Science Physics girl has a good video on it (she shared today that she’s getting better, which is fantastic news)