Threads, the new social media platform launched by Mark Zuckerberg as a rival to Twitter, has experienced a significant drop in user engagement and growth following a record-breaking debut. Analysts have published data showing a 25 percent dropoff in daily users and a 50 percent drop in the time spent on Facebook’s latest platform. Elon Musk has been quick to use his own Twitter platform to point out that Zuckerberg’s Twitter clone appears to be faltering.