On Thursday, Facebook disclosed that its daily user numbers had dropped for the first time in its history, reigniting the debate over the company’s inability to recruit new, younger customers. Mark Zuckerberg, the company’s founder, had no doubts about who was to blame. According to US media, he told investors, “People have a lot of choices for how they want to spend their time, and apps like TikTok are developing extremely quickly.” TikTok’s popularity has soared, particularly among younger viewers who are drawn to the app’s user-friendly controls and cheery content, which consists largely of…