Is There a Difference Between ETFs and Mutual Funds?

In the US, everybody sort of thinks of ETFs and trading stocks. But that actually bubble doesn't exist in most places in the world. Most people are still going to be investing in unit trust or mutual funds,. And frankly, most people don't invest. We're talking about people in rural settings where it's like, what are you talking about investing? Like, I don't even have savings. These are very much first world problems that are not the problem of everybody in theworld.