How one tweet wreaked havoc on the stock market | TechCrunch

Amid a morning of pandemonium on Wall Street, a popular news aggregator on X, known as Walter Bloomberg, posted a false report declaring that President Trump was considering a 90-day pause on his controversial tariff proposal.This news was not true, and yet, index funds like the Dow Jones whipsawed — rapidly rising, before reversing course minutes later. This type of volatility is more meaningful than a stock’s typical rise and fall throughout any given day, which is why the false report garnered so much attention.Though the Walter Bloomberg account is not affiliated with any news organization and has no connection to Bloomberg News, the account has long been considered a reliable source of tech and business news. Rather than writing its own posts, Walter Bloomberg publicly posts news headlines as they hit the Bloomberg Terminal. The Bloomberg Terminal is an expensive subscription-only service that financial professionals use for real-time market data, which includes breaking news head...