Group 1 - The year 2026 is expected to present unpredictable market conditions influenced by inflation uncertainty, geopolitical tensions, AI-driven hype, and tariff instability, leading to potential volatility for investors [3][4] - Emotional decision-making can lead to detrimental investment behaviors, such as buying high and selling low, particularly in a market characterized by fear of missing out (FOMO) and fear of loss [4] - Sticking to a long-term investment strategy is advised, as impulsive changes without a clear framework can be damaging [4] Group 2 - Investors should be cautious about purchasing cryptocurrencies solely because their prices have dropped, as this does not guarantee a good investment opportunity [5][6] - The concentration of investments in AI-related stocks and the so-called "Magnificent 7" (Apple, Microsoft, Alphabet, Meta, Amazon, Nvidia, and Tesla) poses a risk, as these stocks now account for approximately 35% of the S&P 500 [6][7] - Heavy concentration in a few stocks can lead to a portfolio that is overly reliant on a single risk driver, making it vulnerable if the AI boom slows down [7]