Tai-Danae Bradley has a very nice write-up called "What is applied category theory?" -- https://arxiv.org/abs/1809.05923 https://arxiv.org/abs/1809.05923 Among

Tai-Danae Bradley has a very nice write-up called "What is applied category theory?" -- https://arxiv.org/abs/1809.05923 https://arxiv.org/abs/1809.05923 Among the more readable category theory resources I'm currently reading.