Meta's new Threads platform is going gangbusters, but that doesn't mean it will replace Twitter. AP Photo/Richard DrewTwitter’s move on July 1, 2023, to limit the number of tweets users can see in a day was the latest in a series of decisions that has spurred millions of users to sign up with alternative microblogging platforms since Elon Musk acquired Twitter last year. In addition to a surge in numbers on Mastodon, the acquisition and subsequent changes boosted small existing platforms like Hi