> Ricchiuto said there are new sources of Treasury demand that will keep the market humming. Tech companies are sitting on hoards of cash, and some experts think China’s trade surplus is as much as $300 billion bigger than the official numbers suggest.

Pretty strange to think that tech companies would invest cash here. SVB collapse was fueled by them holding a lot of their portfolio in these bonds. If banks can't hold them to maturity then I really doubt tech companies could.