Yeah the details which helped foreign adversaries. That’s the definition of treason.

If he said “The NSA is spying on everyone” there wouldn’t be a story. The details that aided foreign adversaries made it a story about him being on the run from intelligence agencies and made it an interesting story. You want it to be a story about someone doing the right thing and blowing the whistle, but it didn’t actually reveal anything we didn’t already know in the broad sense, it only revealed secrets that aided foreign adversaries.