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 [...]

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Substack will now help users determine whether what they're reading may have been written by AI. A new tool coming to the platform can scan posts, notes, replies, and comments to provide an estimate of how much text could be AI-generated or written with AI assistance, according to a blog post published on Tuesday. The [...]