It started when a few different style guides made the change in 2020. https://news.ucdenver.edu/is-the-b-in-black-capitalized-yes/ https://news.ucdenver.edu/is

It started when a few different style guides made the change in 2020. https://news.ucdenver.edu/is-the-b-in-black-capitalized-yes/ https://news.ucdenver.edu/is-the-b-in-black-capitalized-yes/