On the downside, from the first speech it is clear that the dialogue will be crude. The ideology will strike many as disagreeable, even disturbing. The verdict in court is strange. The passage of time lacks clarity - roughly how many years between the meeting of the leads and the end? The principle that "form should follow function" dates to 1896 (Wikipedia), so is not the stance of the critics anachronistic? The book
The International Style,(1932), which concerns itself with the aesthetics of modern architecture, is highly pertinent.
On the upside, this is a terrific example of the visual style of "film noir" . There's lots of black, lots of shadows and lots of dramatic camera angles. Patricia Neal and her clothes are stunning. The main thing is that it's an extremely unusual story about determination and the triumph of uncompromising artistic integity.
So it's a polemical fairy story, (suitably) made with the visual style of "film noir". Despite serious flaws, it's amazing.