NSA Spying May Be Harming US Tech Firms

The extent of NSA spying revealed by Snowden has made many customers wary of US technology firms.  Some potential customers fear that they have been too cooperative with NSA.  Its hard to estimate the cost to US tech firms because its hard to attribute lost sales to NSA, but many of the tech firms have spent billions in an effort to assure customers that their data are secure when US products are used to store and move data.  In any case, several tech executives have been making their concerns known to the White House.  Its difficult, however, to restore trust once it has been lost.