When interest rates drop, money market mutual funds will quickly underperform high-yield savings accounts, as banks will delay lowering their rates longer than brokerage companies.
"But just know it's coming because as soon as rates come go down, you'll see the banks will hold their rates higher a little bit longer than the brokerage companies. It's going to be almost immediate that those those money market mutual funds will now be underperforming the high yield savings accounts."