Sure, it has the oddly leaden pacing of many industrial films of the era, but the animations are charming and it's about concept car styling in arguably the greatest era. Plus, the film suggests sarcophagi inspire stylists, which is a little surprising.
It's a bit long, but worth watching. Check out the very Corvette-like Cougar II and the Aurora wagon concepts around the middle. Electroluminescent panels on the sides? In the '60s? Wow.