Unless you're one of those healthy people who aren't terminally online (like us), you probably noticed that Facebook, Instagram, and WhatsApp were indisposed for several hours on Monday. Luckily, the notorious bird app was still stronger than ever. Literally everyone flocked to Twitter, and even Twitter's Twitter account Tweeted about it. Pretty meta, right? hello literally everyone — Twitter (@Twitter) October 4, 2021 For some reason, every single brand known to man decided to pop in and use t…