<ul><li>Twitter recently revealed its new logo 'X', replacing the blue bird as part of a rebranding effort.</li><li>South Western Railway tweeted a picture of an Indian Railways train with a huge yellow 'X' on it, which received over 1,000 likes and nearly 100 retweets.</li><li>The 'X' is always marked on the last coach of every train to indicate that the train has passed a station entirely, ensuring no coaches have been left behind.</li><li>The Ministry of Railways also shared a tweet explaining the meaning of the 'X' on the train's last coach, reaffirming its significance in ensuring the completeness of the train's journey.</li></ul>

Day after Elon Musk reveals new Twitter logo, Indian Railways asks what ‘X’ sign on coach means

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