Ah the rich people chasing their fantasies as usual. Because the man who has everything wants what he can't have, and the man who can buy anything wants what can't be bought. In this case, immortality.<p>Simply not going to happen. And if it did, some other aging process would kick in that we don't know about yet. Who knows, maybe it's even faster, because the old one was keeping it at bay somehow.<p>And even if it does work, all it will ever do is make the privileged even more so.
Were mRNA COVID vaccines expensive? Not like 100s of $. And there is mRNA platform developed by some European researches for controlled expression of the reprogramming genes. And in animal studies there were almost no adverse effects when this biotech was applied partially and in a time-controlled manner.<p>The only caveat may be types of tissues with rapid cell exchange or which already regenerate well, as the liver, for example.
But it should be possible to bypass this by proper design of the treatment.