An analyst suggests that young investors consider buying and holding the Vanguard S&P 500 Growth ETF (VOOG) indefinitely. The ETF has delivered a compound annual return of 16.9% since its launch in 2010, outperforming the S&P 500's 14.2% over the same period. Over 51% of its assets are invested in the information technology sector, including AI giants like Nvidia, Microsoft, Apple, Broadcom, and Alphabet, which have shown a median return of 147% over the last three years.