@Zev
Have to say I'm quite puzzled about the density of the whole figure, not just the breasts.  Compare her to Roxie for example, who is as fine an example as you're going to get of a modern Poser figure designed for efficient use of subdivision.  Scarlet is a very heavy mesh from the looks of it.

@Vilters
Believe me, others appreciate why you like to be orderly and serious about this stuff, there's me for starters.