There was a guy that said the same year humanity flew for the first time, that flying would not happen for atleast 10.000 years.
The only correct answer is that no one knows. A cure could come next week, or never. Sometimes people just stumble upon an answer.
Prepare for the worst, hope for the best.
The best thing we can do is to support science in all ways.
And get social "science" out of universities, they don't do shit. All that wasted resources that could be spent on real science instead.
It's likely a long journey to find a causal therapy for a complicated problem.
All approaches are absolutely new strategies and not comparable with tradinional medicine where you mostly pump a chemical all over the body and the same cocktail arrives in the fingers like in the brain and you want to treat something in the heart.
So I can imagine, that with gene therapy or molecular therapy you will have almost no side effects as long there is no adverse effect in general.
So maybe if there is a save way to apply these new therapies, the procedures for and FDA ok might be complete different.
But first, it needs to establish