A CNBC article by Lim Hui Jie reports that the world's wealthiest investors are pouring money into hedge funds, private equity, and infrastructure as market volatility and stubborn inflation spur diversification, with BNY Wealth saying alternatives now make up 60% of single-family office portfolios. Experts warn that private investments can lock up capital for years and that portfolios may look diversified while remaining concentrated in the same AI investment cycle.