In 2023, one ETF has raised more money than all the others, with a huge inflow of $11.3 billion as of June 6th. But this is not a hot new artificial intelligence fund or ETF capitalizing on other tech trends, although it will give you some insight into them. Instead, it's arguably one of the more boring, vanilla ETFs out there, but that doesn't mean it can't help you grow your portfolio. This is  the Vanguard S&P 500 ETF (NYSEARCA:VOO )  . In fact, whether you're just starting out on your investment journey or you're already an experienced...