Both genders prefer a body shape that has curves. So when creating your character, do you want the option to give your guardian stronger curves? I think yes, because there would be more unique and variations of guardians.
Also check my other post about your [url=http://www.bungie.net/7_Guardian-Body/en/Forum/Post?id=64822139#referred-Destiny%20(Destiny)]Guardians body[/url].
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...round seems to be a generalized, and visually pleasing term for the word obese.