I was surprised Ruth went through in the blind auditions and las
Ben Kelley is far more quirky and more interesting to listen to than Ruth-Ann.

I was surprised Tom chose Sam Buttery over Aundrea(?). I was also surprised that Matt & Sueleen went through.

There is more to a voice than just the range it can cover. However impressive some of the high-notes are, its about the tone as well. Its also about the subjectiveness of what kind of voices you like to listen to and who can be an artist as well.