We don't need to speculate, the ACLU article said the gag order was about preventing the companies from revealing the grand jury subpoenas to the people who's i

We don't need to speculate, the ACLU article said the gag order was about preventing the companies from revealing the grand jury subpoenas to the people who's information was requested. It doesn't seem to have anything to do with suppressing secret information or the Patriot Act. And it seems like a reasonable step for some investigations, where tipping off the target of the investigation might end it before it could really begin.