It would be interesting if one of those anti-aging moonshots succeeds but the treatment to stop aging only works if you had a pre-treatment that has to occur before puberty.
I'd pay a fortune for eternal youth for my kids or grandkids. Kids are the most expensive investment most people will ever make, this seems like a no brainer.
By comparison, a vaccine to prevent polio did little to help the many people who were already afflicted with it, and we never did develop a cure, but at this point the disease is nearly eradicated and there is little need for a cure. It would be cool if someone came up with a cure, but resources should logically keep being focused towards vaccinating the last of the vulnerable.