It's because what happens post-singularity is dramatic and flashy, but what's happening now is depressing and boring. AI is being used and will continue to be used to oppress people and extract as much value from them as possible, but post-singularity AI might launch all the nukes!
In all likelihood, post-singularity AI will probably just do what current AI does to screw people over, but even better.
This is about dividing the working class and making them resent each other instead of the 0.1%. Too many people just aren't racist or homophobic enough for those divisions to be as effective as they used to be, so they needed to come up with something new that can even turn non-bigots against each other.