Karen Templer’s Fringe Association Co. is kind of like Goop for knitting. There are tips and how-tos for navigating knitting’s trickier maneuvers. There are knit-alongs for chunky cowls and cute fingerless gloves. There’s an online store that sells the Fringe bag, which has come to be known in some circles as the Birkin of knitting bags. And there’s the blog where Templer puts her personal thoughts. On January 7, she blogged excitedly about her upcoming trip to India. She wrote that 2019 would be her “year of color.” She said that as a child, India had fascinated her, and that...