It's a fantastic review. Sixty percent of the American reviews are sensational, 20% are mixed, not so good.
There are so many opportunities in life, that the loss of two or three capabilities is not necessarily debilitating. A handicap can give you the opportunity to focus more on art, writing, or music.
I like the idea of the documentary as a portrait. There's not a chronological beginning, middle, and end structure. You build something in the editing room that's shaped by getting to know the person and digging deeper, unpeeling the layers of them as you get to know them.

