“The end of the world.” It’s the sole caption X user Lazar Radic posted alongside an image of a bookshelf in – seemingly – a Waterstones. It’s not just any bookshelf though, it’s one under a new category: TikTok Chart. It’s not an uncommon sight in bookshops everywhere now. New and old releases popular on TikTok are put together to make it easier to find for users of the platform. As of today, Radic’s post has been viewed more than 35 million times. He might have hoped for such a mass engagement to agree with his doom-saying tone. Perhaps he’s suggesting that social media-driven readers are op…