It's not impossible that the NHTSA could make rules about touch screen interfaces, but it would be a hard thing for them to do. There are dozens of cars now with touch screen interfaces, phone interactions, etc, how could you draw the line? We have a car that appears to have less accidents than its peers, so how can you separate or calculate the danger of the touchscreen - maybe it's safer because you have a bigger map to look at.
But the author does seem to have a bone to pick with Tesla and perhaps progressives in general. This is the same writer (click on the more articles link) who had articles about how lithium batteries are really yucky and dirty, and also 2 articles about how to make money if and when obamacare is overturned. Her Tesla battery article is really misleading - yes, there is some lithium in the batteries, but it's not that much, there's a single mine opening in California that can supply the world's needs, rare earth minerals are not just in China. Steel also is made of extracted minerals - who knew?