Nitter, an open source project that allowed people to read X posts without logging into or even opening the X app, has received cease-and-desist letters from X demanding that it shut down. The news was shared via a brief message posted to the project’s website, and follows X’s earlier attempts to knock Nitter offline by technical means. The service also powers a number of other sites, including XCancel, that allow people to view X posts directly. This isn’t X’s first attempt to shut down Nitter....