That quote isn’t referring solely to this specific intersection design.
But yes it’s also safer for bicycles and pedestrians. Just not as safe as not using cars.
And spending $25 million on a 25th train instead, wouldn’t make this interchange 60% safer. Or even 5% safer.
Again. It’s better. Nobody claims it’s perfect.
Are you using marketing statements as evidence of… Anything?
That’s almost never a good idea.