Meta takes aim at Twitter with Threads app, millions join
META Platforms launched a direct challenge to Twitter with Threads, garnering millions of users in hours as it sought to take advantage of its rival's much-weakened state after a series of chaotic decisions from owner Elon Musk. Those quick to join the new platform included celebrities such as Kim Kardashian and Jennifer Lopez as well as prominent politicians such as Democratic U.S. Representative Alexandria Ocasio-Cortez. "Let's do this. Welcome to Threads," Meta CEO Mark Zuckerberg wrote in his first post on the app, along with a fire emoji. He said the app logged 10 million sign-ups in seven hours. He…