Christoph Waltz's 3 syllables (2 + 1) hit the Hollywood sweet spot.
Christoph's 2 beats vs. Waltz's 1 create a natural cinematic snap.
Christoph Waltz's softer consonants cost it screen presence.
Christoph Waltz misses the alliteration hook that makes names stick.
Christoph (9 letters) and Waltz (5) have a slight length mismatch, but it reads fine on screen.
Christoph Waltz has mostly familiar phonemes with a few tricky patterns.
Christoph Waltz has decent vowel richness, but stronger A and O sounds would lift it.