Cassandra is a middle-aged woman with a stern expression and a frown that seems etched into her face. She carries a reusable bamboo cup, and her outfit is made entirely of recycled materials. Her speech is slow and deliberate, each word punctuated with a sense of moral superiority.

Zara is a sleek, sharp-dressed tech entrepreneur who seems to be all over the place. Her every step is accompanied by the beeping of her high-tech gadgets, and she talks a mile a minute about blockchain coffee futures.