So, what about “x”? One theory of the genesis of “x” as the unknown in modern algebra points to these Islamic roots. The theory contends that the Arabic word used for the quantity being sought was al-shayun, meaning “something,” which was shortened to the symbol for its first “sh” sound.

If you are planning to use X (formerly Twitter), get ready to pay an annual subscription fee as the micro-blogging platform won't remain free anymore. X has said that it is going to charge users $1 as an annual fee under a new subscription model, Reuters reported.

Why is X still called Twitter? A worker removes letters from the Twitter sign on the exterior of the company's headquarters in San Francisco, California on July 24, 2023 after Elon Musk rebranded Twitter to X. In the early hours of July 23, 2023, Twitter — the self-proclaimed digital town square — became X.

Use Nitter, a Free and Privacy-Centric Version of X It is a free version of X that mimics the old-school style of the social media platform. You don't need an account to go through various posts on X. Most of the limitations of using X without a profile don't apply to Nitter.