How likely is it that this public data analyzer will be significantly faster than, say, watching TwitScoop? Or have any advantage over just grabbing the private data of social networks, which contain such valuable indicators including the number of and keyword content of messages between parties of interest?
"Or have any advantage over just grabbing the private data of social networks"
But, that would be illegal.
I would like to point out that hasn't stopped them in the past[1][2]