First, she says that many people are still not getting tested soon enough to be treated effectively. Second, she believes that some people are finding the regimen of dozens of pills per day too hard to follow and are discontinuing treatment or not fully following through with their doses. Third, she says there is evidence that drug-resistant strains of HIV are emerging due to poor compliance with medication. Although no one knows if we will come up with treatments to push the death rate even lower, at this point there is still no known cure for HIV and AIDS, so it seems likely that people will continue to die even if they live somewhat longer. That depends on your value system and what you believe is right and wrong.
Some people value marital sex as something sacred , to be shared only with one's life-partner.
On the other hand, some people value sexual compatibility very highly and feel it is better to know whether you and your partner are sexually compatible before making the committment to marriage, rather than finding out afterwards and divorcing. Only you can decide what is important to you, based on your family and religious history, your own experiences and beliefs, and your relationship to your partner if you have one. Having a threesome is a popular fantasy, usually moreso among men, but certainly for some women as well. Or it could be something she's always wanted to try. You may want to talk with her about the terms of your relationship before you agree to a third person or not.