• I use sixteenth notes, although they aren't played quiet exactly:
Lambert plays rather something like this: the first sixteenth is a bit longer than the second one. Okay, nitpicking, I know. Maybe not. Lambert will like you to play it his way, I guess:
• I don't know what effect you hear on the d in m 55. I don't think it is any playable ornament.
Since the piano sound is modified, it is not always clear which chord note is played exactly. In m 93 I hear an a, but my hand can't reach it.