A growing industry of intelligence observers (and a bunch of yahoos) found their cause celebre. The repeated use of the phrase, “intelligence failure” has been used to describe the fact that the FBI interviewed one of the suspects, Tamarlan Tsarnaev, several times. In the private sector, intelligence and big data processing are hyped to be the answer to most problems. But the reality in government is that the data is never as well aggregated, indexed or accessible for correlation as one might think.”]
Source: https://www.csoonline.com/article/2135650/boston-bombings-was-not-about-failed-intelligence.html