According to @KobeissiLetter, the last trade war flare-up began on October 10 when President Trump threatened a 100% tariff on China, and within 16 days the S&P 500 recovered approximately $3 trillion in market capitalization (source: @KobeissiLetter, Jan 17, 2026). According to @KobeissiLetter, they expect a massive market swing this week and urge traders to be ready for significant volatility (source: @KobeissiLetter, Jan 17, 2026). According to @KobeissiLetter, the note focuses on S&P 500 reactions to tariff headlines and does not specify sectors, tickers, or cryptocurrencies (source: @KobeissiLetter, Jan 17, 2026).