Rejuvenation would be a good thing. It may not be available to everyone immediately, but that's true of every technology.
What makes you think this would only be available to the rich? That could happen, but it's not a given. The actual techniques that we're talking about might not be expensive. The original article mentioned saving stem cells extracted early in life and reintroducing them in old age. That sounds like something that could be done cheaply on a large scale.
And even if it is expensive, we don't have to make everyone pay out of their own pocket. Redistribution is a dirty word in the US, but that's not true everywhere in the world.
So yes, there may be social issues to deal with, but that's not a reason not to develop the technology. It's a reason to develop our society.
What makes you think this would only be available to the rich? That could happen, but it's not a given. The actual techniques that we're talking about might not be expensive. The original article mentioned saving stem cells extracted early in life and reintroducing them in old age. That sounds like something that could be done cheaply on a large scale.
And even if it is expensive, we don't have to make everyone pay out of their own pocket. Redistribution is a dirty word in the US, but that's not true everywhere in the world.
So yes, there may be social issues to deal with, but that's not a reason not to develop the technology. It's a reason to develop our society.