Group 1 - The article discusses the perspective of a retired passive income investor focused on high-yield investments that provide regular passive income to support retirement lifestyle [1] - The investor emphasizes the importance of researching dividend-paying stocks and funds such as BDCs, REITs, CEFs, and ETFs to enhance retirement income beyond pension and Social Security [1] - The investor's journey began in late 2007, leading to a commitment to make smarter long-term investment decisions after experiencing minimal losses during the Great Recession [1] Group 2 - The article highlights the investor's interest in market psychology and trends in technology and markets, indicating a holistic approach to investment research [1] - The investor maintains a beneficial long position in specific stocks, indicating a personal stake in the discussed investments [1]