Substack, the once buzzy newsletter platform, is losing a new swath of writers to rival platforms most people haven't heard of. Just last month, The Ankler, one of Substack's most popular publications, left for a platform that gives it more control over its site. Others who have departed Substack within the past year voiced similar complaints and cite the platform's increased focus on social features as well as a pricing model that puts a chokehold on their business. Substack faced talent drain