I'd say "all of the above", if I knew what you meant by "augmentation".
(I hope your ribs don't hurt from that friendly poke.)
K....by augmentation, I mean anything to augment natural conditions: artificial light, fans, humidifiers, gremlins....LeBron (who will again be growing in Ohio.)
PS: Obviously, I should have added, by augmentation, in no way do I mean anything BREAST RELATED.