It's just not the cure. It also has to do with money.
At this moment in time, there not enough resources to provide adequate healthcare to every person with AIDS in this world, and it is doubtful that we will reach such a point in the near future. We cannot leave the cost of healthcare out of our objective statements.
Currently Generic drug producers come in to the picture only when a drug patent expires. For the 20 years that anti-retroviral drugs were patent-protected AIDS cases kept on increasing. When cheaper generics, especially from india, started entering the African markets the benefits became immediately visible.
Then one may ask what is the point in spending billions in R&D developing a drug and then pricing it in a way that the majority of those who need the drug can't afford it? You see there is a fundamental flaw in the business models of big pharma companies.
If I was in the position of friend I was fortunate to meet, I wouldn't be too hopeful of the situation. And although a patient with my outlook on life sees the reality and takes the matter at hand at face value, and not dwell on fantasies, that doesn't mean the scientific community shouldn't give up, rather it will not, because as they see it there is much to profit from such a discovery.