Billionaire investor Ray Dalio sounds the alarm on US debt and says bonds aren't a good long-term investment

Ray Dalio speaks during the Web Summit 2018 in Lisbon, Portugal on November 7, 2018.Pedro Fiúza/Getty ImagesBillionaire investor Ray Dalio sounded the alarm on US debt and said bonds aren't a good long-term investment.If investors aren't receiving a high enough real interest rate, they will sell bonds, he warned."I don't want to own debt, you know, bonds and those kinds of things. Temporarily right now, cash I think is a good investment."A global bond market that's already overloaded with US..