ba banks in this country, wellsnkco fargo, bank of americauntry,, jp morgan, morgan stanley, collectively lost more tha nne fifty billion in market value in one day. >> that's quite a hiat's a ht. on the other hand , those bankss still exist. and you can't see that for bank.n valley as of this morning, silicon valley bank or svp, has gone under completely.es the that makes the second biggest bank failure in the history ofef this country and the significant sub finance, nearly half of all venture backed health care and technology companies in the unite healthcai states .ant cash >> it...