https://archive.is/7iNyQ - this is an excellent piece breaking down the many many flaws in that figure and quotes the 2 academics involved who later said highlighted the issues.
->"“This 'study' rings a cacophony of alarm bells: the closer you look at it, the more it looks like a marketing scheme than data science,” Dave Maass, director of investigations at the Electronic Frontier Foundation, told me. “Nobody should be repeating the claims until the data can be verified and the conclusions replicated by independent data scientists without a direct tie to the company that stands to benefit."
>The researcher, Johnny Nhan of Texas Christian University, said that he has pivoted future research on Flock because he found “the information that is collected by the police departments are too varied and incomplete for us to do any type of meaningful statistical analysis on them.”
Have to ask for a citation there. Also, what are "real crimes"? Also, aren't these cameras? How are they tackling these 700k suspects?
Just because something works doesn't make it right. Personally, giving up what the law is suppose to protect (individual rights) in the name of the law is something I can only see as a fool's bargain.