He smiled at the first question--yes, that everyone would be the same was exactly the idea--though he shrugged off the second question.

"Their powers will still be affected by their natural ability... We weren't able to eliminate that variability," he said casually, not particularly disappointed in an unimportant outcome. "But by turning everyone into lifeless beings, we'll get rid of most of the disparity between them."

He leaned in a bit closer, though his voice remained casual. "Doesn't the caste system of Tethe'alla disgust you? Humans can never be expected to live with half-elves when they can't even co-exist with each other."

After a pause, he continued, "It's just how humans are... So the only way to eliminate it is to take their entire race out of the equation." And it would be done by changing them to angels...or by other means.