She's in a good position to dominate a long time. The talent pool is thin and women have a lot less KO power, so the risk of getting caught is much smaller. She has more experience than anyone she will ever face and she has more talent than anyone in the current field.
Trying to decide which is worse. Diaz fanboys who think the Diazes are still relevant, or the mouthbreathers that think that Ronda Rousey should gain weight to fight Santos.