Did you read the article?

"However, critics were skeptical of the reassurances, because large quantities of internet data is represented by music and video sharing, or large file transfers – content which is easy to identify and dismiss without entering it into systems. Therefore, the NSA could be picking up a much larger percentage of internet traffic that contains communications and browsing activity.

Journalism professor and internet commentator Jeff Jarvis noted: "[By] very rough, beer-soaked-napkin numbers, the NSA's 1.6% of net traffic would be half of the communication on the net. That's one helluva lot of 'touching'."