For me personally, crash ratings aren't a huge consideration when I'm making a vehicle purchase. I stay away from the well known unsafe vehicles but otherwise I don't spend much (if any) looking into it. I was unaware the 4Runner did so poorly in that area.Go back far enough and you can find crappy crash performance for any vehicle.
The 4runner hasn't been updated in that regard in years.
Here's how the current generation of the Pilot performs: